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Finding the Fourth Proportional to 555,730.12, 834,925.17 and 356,439.74

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Solution

The fourth proportional to 555,730.12, 834,925.17 and 356,439.74 is: 535,512.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,730.12 : 834,925.17 = 356,439.74 : x
  2. Step 2: Convert to fraction form
    555,730.12/834,925.17 = 356,439.74/x
  3. Step 3: Cross multiply
    555,730.12x = 834,925.17 × 356,439.74
  4. Step 4: Simplify right side
    555,730.12x = 297,600,510,514.26
  5. Step 5: Solve for x
    x = 297,600,510,514.26/555,730.12
  6. Step 6: Final answer
    x = 535,512.66

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