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Finding the Fourth Proportional to 497,695.60, 746,543.40 and 308,306.80

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Solution

The fourth proportional to 497,695.60, 746,543.40 and 308,306.80 is: 462,460.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,695.60 : 746,543.40 = 308,306.80 : x
  2. Step 2: Convert to fraction form
    497,695.60/746,543.40 = 308,306.80/x
  3. Step 3: Cross multiply
    497,695.60x = 746,543.40 × 308,306.80
  4. Step 4: Simplify right side
    497,695.60x = 230,164,406,715.12
  5. Step 5: Solve for x
    x = 230,164,406,715.12/497,695.60
  6. Step 6: Final answer
    x = 462,460.20

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