Home / 878,279.53-1,316,521.86-498,398.03

Finding the Fourth Proportional to 878,279.53, 1,316,521.86 and 498,398.03

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Solution

The fourth proportional to 878,279.53, 1,316,521.86 and 498,398.03 is: 747,087.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,279.53 : 1,316,521.86 = 498,398.03 : x
  2. Step 2: Convert to fraction form
    878,279.53/1,316,521.86 = 498,398.03/x
  3. Step 3: Cross multiply
    878,279.53x = 1,316,521.86 × 498,398.03
  4. Step 4: Simplify right side
    878,279.53x = 656,151,901,475.94
  5. Step 5: Solve for x
    x = 656,151,901,475.94/878,279.53
  6. Step 6: Final answer
    x = 747,087.78

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