Home / 769,911.62-1,062,484.91-425,770.70

Finding the Fourth Proportional to 769,911.62, 1,062,484.91 and 425,770.70

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Solution

The fourth proportional to 769,911.62, 1,062,484.91 and 425,770.70 is: 587,567.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,911.62 : 1,062,484.91 = 425,770.70 : x
  2. Step 2: Convert to fraction form
    769,911.62/1,062,484.91 = 425,770.70/x
  3. Step 3: Cross multiply
    769,911.62x = 1,062,484.91 × 425,770.70
  4. Step 4: Simplify right side
    769,911.62x = 452,374,944,397.50
  5. Step 5: Solve for x
    x = 452,374,944,397.50/769,911.62
  6. Step 6: Final answer
    x = 587,567.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.