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Finding the Fourth Proportional to 587,452.34, 810,724.32 and 332,805.62

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Solution

The fourth proportional to 587,452.34, 810,724.32 and 332,805.62 is: 459,294.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,452.34 : 810,724.32 = 332,805.62 : x
  2. Step 2: Convert to fraction form
    587,452.34/810,724.32 = 332,805.62/x
  3. Step 3: Cross multiply
    587,452.34x = 810,724.32 × 332,805.62
  4. Step 4: Simplify right side
    587,452.34x = 269,813,609,966.68
  5. Step 5: Solve for x
    x = 269,813,609,966.68/587,452.34
  6. Step 6: Final answer
    x = 459,294.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.