Home / 372,344.85-558,448.02-119,629.71

Finding the Fourth Proportional to 372,344.85, 558,448.02 and 119,629.71

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Solution

The fourth proportional to 372,344.85, 558,448.02 and 119,629.71 is: 179,422.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,344.85 : 558,448.02 = 119,629.71 : x
  2. Step 2: Convert to fraction form
    372,344.85/558,448.02 = 119,629.71/x
  3. Step 3: Cross multiply
    372,344.85x = 558,448.02 × 119,629.71
  4. Step 4: Simplify right side
    372,344.85x = 66,806,974,682.67
  5. Step 5: Solve for x
    x = 66,806,974,682.67/372,344.85
  6. Step 6: Final answer
    x = 179,422.31

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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.