Home / 373,720.86-560,247.98-137,008.35

Finding the Fourth Proportional to 373,720.86, 560,247.98 and 137,008.35

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Solution

The fourth proportional to 373,720.86, 560,247.98 and 137,008.35 is: 205,390.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,720.86 : 560,247.98 = 137,008.35 : x
  2. Step 2: Convert to fraction form
    373,720.86/560,247.98 = 137,008.35/x
  3. Step 3: Cross multiply
    373,720.86x = 560,247.98 × 137,008.35
  4. Step 4: Simplify right side
    373,720.86x = 76,758,650,645.59
  5. Step 5: Solve for x
    x = 76,758,650,645.59/373,720.86
  6. Step 6: Final answer
    x = 205,390.33

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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.