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Finding the Fourth Proportional to 589,502.80, 884,254.20 and 526,517.20

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Solution

The fourth proportional to 589,502.80, 884,254.20 and 526,517.20 is: 789,775.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,502.80 : 884,254.20 = 526,517.20 : x
  2. Step 2: Convert to fraction form
    589,502.80/884,254.20 = 526,517.20/x
  3. Step 3: Cross multiply
    589,502.80x = 884,254.20 × 526,517.20
  4. Step 4: Simplify right side
    589,502.80x = 465,575,045,472.24
  5. Step 5: Solve for x
    x = 465,575,045,472.24/589,502.80
  6. Step 6: Final answer
    x = 789,775.80

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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.