Home / 384,593.04-576,526.68-135,138.96

Finding the Fourth Proportional to 384,593.04, 576,526.68 and 135,138.96

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Solution

The fourth proportional to 384,593.04, 576,526.68 and 135,138.96 is: 202,580.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,593.04 : 576,526.68 = 135,138.96 : x
  2. Step 2: Convert to fraction form
    384,593.04/576,526.68 = 135,138.96/x
  3. Step 3: Cross multiply
    384,593.04x = 576,526.68 × 135,138.96
  4. Step 4: Simplify right side
    384,593.04x = 77,911,215,947.45
  5. Step 5: Solve for x
    x = 77,911,215,947.45/384,593.04
  6. Step 6: Final answer
    x = 202,580.93

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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.