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Finding the Fourth Proportional to 555,321.14, 832,981.68 and 134,597

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Solution

The fourth proportional to 555,321.14, 832,981.68 and 134,597 is: 201,895.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,321.14 : 832,981.68 = 134,597 : x
  2. Step 2: Convert to fraction form
    555,321.14/832,981.68 = 134,597/x
  3. Step 3: Cross multiply
    555,321.14x = 832,981.68 × 134,597
  4. Step 4: Simplify right side
    555,321.14x = 112,116,835,182.96
  5. Step 5: Solve for x
    x = 112,116,835,182.96/555,321.14
  6. Step 6: Final answer
    x = 201,895.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.