Home / 415,713.02-573,839.96-272,482.29

Finding the Fourth Proportional to 415,713.02, 573,839.96 and 272,482.29

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Solution

The fourth proportional to 415,713.02, 573,839.96 and 272,482.29 is: 376,127.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,713.02 : 573,839.96 = 272,482.29 : x
  2. Step 2: Convert to fraction form
    415,713.02/573,839.96 = 272,482.29/x
  3. Step 3: Cross multiply
    415,713.02x = 573,839.96 × 272,482.29
  4. Step 4: Simplify right side
    415,713.02x = 156,361,225,031.90
  5. Step 5: Solve for x
    x = 156,361,225,031.90/415,713.02
  6. Step 6: Final answer
    x = 376,127.81

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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.