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Finding the Fourth Proportional to 354,345.49, 531,402.72 and 117,624.61

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Solution

The fourth proportional to 354,345.49, 531,402.72 and 117,624.61 is: 176,398.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,345.49 : 531,402.72 = 117,624.61 : x
  2. Step 2: Convert to fraction form
    354,345.49/531,402.72 = 117,624.61/x
  3. Step 3: Cross multiply
    354,345.49x = 531,402.72 × 117,624.61
  4. Step 4: Simplify right side
    354,345.49x = 62,506,037,692.94
  5. Step 5: Solve for x
    x = 62,506,037,692.94/354,345.49
  6. Step 6: Final answer
    x = 176,398.57

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