Home / 434,924.18-652,404.73-135,410.43

Finding the Fourth Proportional to 434,924.18, 652,404.73 and 135,410.43

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Solution

The fourth proportional to 434,924.18, 652,404.73 and 135,410.43 is: 203,121.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,924.18 : 652,404.73 = 135,410.43 : x
  2. Step 2: Convert to fraction form
    434,924.18/652,404.73 = 135,410.43/x
  3. Step 3: Cross multiply
    434,924.18x = 652,404.73 × 135,410.43
  4. Step 4: Simplify right side
    434,924.18x = 88,342,407,385.22
  5. Step 5: Solve for x
    x = 88,342,407,385.22/434,924.18
  6. Step 6: Final answer
    x = 203,121.40

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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.