Home / 705,086.10-1,058,233.95-284,663.70

Finding the Fourth Proportional to 705,086.10, 1,058,233.95 and 284,663.70

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Solution

The fourth proportional to 705,086.10, 1,058,233.95 and 284,663.70 is: 427,239.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,086.10 : 1,058,233.95 = 284,663.70 : x
  2. Step 2: Convert to fraction form
    705,086.10/1,058,233.95 = 284,663.70/x
  3. Step 3: Cross multiply
    705,086.10x = 1,058,233.95 × 284,663.70
  4. Step 4: Simplify right side
    705,086.10x = 301,240,791,672.62
  5. Step 5: Solve for x
    x = 301,240,791,672.62/705,086.10
  6. Step 6: Final answer
    x = 427,239.73

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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.