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Finding the Fourth Proportional to 553,076.34, 829,614.51 and 316,252.90

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Solution

The fourth proportional to 553,076.34, 829,614.51 and 316,252.90 is: 474,379.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,076.34 : 829,614.51 = 316,252.90 : x
  2. Step 2: Convert to fraction form
    553,076.34/829,614.51 = 316,252.90/x
  3. Step 3: Cross multiply
    553,076.34x = 829,614.51 × 316,252.90
  4. Step 4: Simplify right side
    553,076.34x = 262,367,994,669.58
  5. Step 5: Solve for x
    x = 262,367,994,669.58/553,076.34
  6. Step 6: Final answer
    x = 474,379.35

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