Home / 770,468.34-1,154,331.18-656,997.39

Finding the Fourth Proportional to 770,468.34, 1,154,331.18 and 656,997.39

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Solution

The fourth proportional to 770,468.34, 1,154,331.18 and 656,997.39 is: 984,326.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,468.34 : 1,154,331.18 = 656,997.39 : x
  2. Step 2: Convert to fraction form
    770,468.34/1,154,331.18 = 656,997.39/x
  3. Step 3: Cross multiply
    770,468.34x = 1,154,331.18 × 656,997.39
  4. Step 4: Simplify right side
    770,468.34x = 758,392,572,455.62
  5. Step 5: Solve for x
    x = 758,392,572,455.62/770,468.34
  6. Step 6: Final answer
    x = 984,326.72

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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.