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Finding the Fourth Proportional to 460,043.96, 634,816.13 and 339,250.28

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Solution

The fourth proportional to 460,043.96, 634,816.13 and 339,250.28 is: 468,132.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,043.96 : 634,816.13 = 339,250.28 : x
  2. Step 2: Convert to fraction form
    460,043.96/634,816.13 = 339,250.28/x
  3. Step 3: Cross multiply
    460,043.96x = 634,816.13 × 339,250.28
  4. Step 4: Simplify right side
    460,043.96x = 215,361,549,851.02
  5. Step 5: Solve for x
    x = 215,361,549,851.02/460,043.96
  6. Step 6: Final answer
    x = 468,132.55

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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.