Home / 372,320.90-558,409.92-144,616.26

Finding the Fourth Proportional to 372,320.90, 558,409.92 and 144,616.26

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Solution

The fourth proportional to 372,320.90, 558,409.92 and 144,616.26 is: 216,896.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,320.90 : 558,409.92 = 144,616.26 : x
  2. Step 2: Convert to fraction form
    372,320.90/558,409.92 = 144,616.26/x
  3. Step 3: Cross multiply
    372,320.90x = 558,409.92 × 144,616.26
  4. Step 4: Simplify right side
    372,320.90x = 80,755,156,271.34
  5. Step 5: Solve for x
    x = 80,755,156,271.34/372,320.90
  6. Step 6: Final answer
    x = 216,896.65

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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.