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Finding the Fourth Proportional to 589,372.90, 884,059.35 and 146,140.90

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Solution

The fourth proportional to 589,372.90, 884,059.35 and 146,140.90 is: 219,211.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,372.90 : 884,059.35 = 146,140.90 : x
  2. Step 2: Convert to fraction form
    589,372.90/884,059.35 = 146,140.90/x
  3. Step 3: Cross multiply
    589,372.90x = 884,059.35 × 146,140.90
  4. Step 4: Simplify right side
    589,372.90x = 129,197,229,062.42
  5. Step 5: Solve for x
    x = 129,197,229,062.42/589,372.90
  6. Step 6: Final answer
    x = 219,211.35

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Half scale
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Double scale
Find fourth proportional to 589,373.90, 884,060.85 and 146,141.90
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.