Home / 434,232.78-651,189.24-149,850.78

Finding the Fourth Proportional to 434,232.78, 651,189.24 and 149,850.78

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Solution

The fourth proportional to 434,232.78, 651,189.24 and 149,850.78 is: 224,720.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,232.78 : 651,189.24 = 149,850.78 : x
  2. Step 2: Convert to fraction form
    434,232.78/651,189.24 = 149,850.78/x
  3. Step 3: Cross multiply
    434,232.78x = 651,189.24 × 149,850.78
  4. Step 4: Simplify right side
    434,232.78x = 97,581,215,541.61
  5. Step 5: Solve for x
    x = 97,581,215,541.61/434,232.78
  6. Step 6: Final answer
    x = 224,720.98

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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.