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Finding the Fourth Proportional to 657,045.88, 985,675.44 and 257,470.04

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Solution

The fourth proportional to 657,045.88, 985,675.44 and 257,470.04 is: 386,246.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,045.88 : 985,675.44 = 257,470.04 : x
  2. Step 2: Convert to fraction form
    657,045.88/985,675.44 = 257,470.04/x
  3. Step 3: Cross multiply
    657,045.88x = 985,675.44 × 257,470.04
  4. Step 4: Simplify right side
    657,045.88x = 253,781,894,963.82
  5. Step 5: Solve for x
    x = 253,781,894,963.82/657,045.88
  6. Step 6: Final answer
    x = 386,246.84

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