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Finding the Fourth Proportional to 566,897.79, 782,318.88 and 312,248.98

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Solution

The fourth proportional to 566,897.79, 782,318.88 and 312,248.98 is: 430,903.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,897.79 : 782,318.88 = 312,248.98 : x
  2. Step 2: Convert to fraction form
    566,897.79/782,318.88 = 312,248.98/x
  3. Step 3: Cross multiply
    566,897.79x = 782,318.88 × 312,248.98
  4. Step 4: Simplify right side
    566,897.79x = 244,278,272,314.74
  5. Step 5: Solve for x
    x = 244,278,272,314.74/566,897.79
  6. Step 6: Final answer
    x = 430,903.55

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