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Finding the Fourth Proportional to 587,298.70, 880,948.05 and 410,151.70

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Solution

The fourth proportional to 587,298.70, 880,948.05 and 410,151.70 is: 615,227.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,298.70 : 880,948.05 = 410,151.70 : x
  2. Step 2: Convert to fraction form
    587,298.70/880,948.05 = 410,151.70/x
  3. Step 3: Cross multiply
    587,298.70x = 880,948.05 × 410,151.70
  4. Step 4: Simplify right side
    587,298.70x = 361,322,340,319.19
  5. Step 5: Solve for x
    x = 361,322,340,319.19/587,298.70
  6. Step 6: Final answer
    x = 615,227.55

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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.