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Finding the Fourth Proportional to 493,959.32, 740,151.66 and 316,320.20

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Solution

The fourth proportional to 493,959.32, 740,151.66 and 316,320.20 is: 473,976.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,959.32 : 740,151.66 = 316,320.20 : x
  2. Step 2: Convert to fraction form
    493,959.32/740,151.66 = 316,320.20/x
  3. Step 3: Cross multiply
    493,959.32x = 740,151.66 × 316,320.20
  4. Step 4: Simplify right side
    493,959.32x = 234,124,921,121.53
  5. Step 5: Solve for x
    x = 234,124,921,121.53/493,959.32
  6. Step 6: Final answer
    x = 473,976.12

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