Home / 476,060.30-656,963.16-272,115.58

Finding the Fourth Proportional to 476,060.30, 656,963.16 and 272,115.58

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Solution

The fourth proportional to 476,060.30, 656,963.16 and 272,115.58 is: 375,519.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,060.30 : 656,963.16 = 272,115.58 : x
  2. Step 2: Convert to fraction form
    476,060.30/656,963.16 = 272,115.58/x
  3. Step 3: Cross multiply
    476,060.30x = 656,963.16 × 272,115.58
  4. Step 4: Simplify right side
    476,060.30x = 178,769,911,322.03
  5. Step 5: Solve for x
    x = 178,769,911,322.03/476,060.30
  6. Step 6: Final answer
    x = 375,519.47

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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.