Home / 476,798.27-657,981.88-261,952.18

Finding the Fourth Proportional to 476,798.27, 657,981.88 and 261,952.18

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Solution

The fourth proportional to 476,798.27, 657,981.88 and 261,952.18 is: 361,494.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,798.27 : 657,981.88 = 261,952.18 : x
  2. Step 2: Convert to fraction form
    476,798.27/657,981.88 = 261,952.18/x
  3. Step 3: Cross multiply
    476,798.27x = 657,981.88 × 261,952.18
  4. Step 4: Simplify right side
    476,798.27x = 172,359,787,040.14
  5. Step 5: Solve for x
    x = 172,359,787,040.14/476,798.27
  6. Step 6: Final answer
    x = 361,494.15

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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.