Home / 476,695.14-657,953.87-272,864.22

Finding the Fourth Proportional to 476,695.14, 657,953.87 and 272,864.22

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Solution

The fourth proportional to 476,695.14, 657,953.87 and 272,864.22 is: 376,618.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,695.14 : 657,953.87 = 272,864.22 : x
  2. Step 2: Convert to fraction form
    476,695.14/657,953.87 = 272,864.22/x
  3. Step 3: Cross multiply
    476,695.14x = 657,953.87 × 272,864.22
  4. Step 4: Simplify right side
    476,695.14x = 179,532,068,169.21
  5. Step 5: Solve for x
    x = 179,532,068,169.21/476,695.14
  6. Step 6: Final answer
    x = 376,618.21

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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.