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Finding the Fourth Proportional to 500,641.54, 750,962.28 and 332,490.29

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Solution

The fourth proportional to 500,641.54, 750,962.28 and 332,490.29 is: 498,735.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,641.54 : 750,962.28 = 332,490.29 : x
  2. Step 2: Convert to fraction form
    500,641.54/750,962.28 = 332,490.29/x
  3. Step 3: Cross multiply
    500,641.54x = 750,962.28 × 332,490.29
  4. Step 4: Simplify right side
    500,641.54x = 249,687,668,133.67
  5. Step 5: Solve for x
    x = 249,687,668,133.67/500,641.54
  6. Step 6: Final answer
    x = 498,735.42

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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.