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Finding the Fourth Proportional to 589,371.90, 884,057.85 and 146,139.90

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Solution

The fourth proportional to 589,371.90, 884,057.85 and 146,139.90 is: 219,209.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,371.90 : 884,057.85 = 146,139.90 : x
  2. Step 2: Convert to fraction form
    589,371.90/884,057.85 = 146,139.90/x
  3. Step 3: Cross multiply
    589,371.90x = 884,057.85 × 146,139.90
  4. Step 4: Simplify right side
    589,371.90x = 129,196,125,793.22
  5. Step 5: Solve for x
    x = 129,196,125,793.22/589,371.90
  6. Step 6: Final answer
    x = 219,209.85

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Half scale
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Double scale
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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.