Home / 372,511.20-558,916.48-170,203.20

Finding the Fourth Proportional to 372,511.20, 558,916.48 and 170,203.20

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Solution

The fourth proportional to 372,511.20, 558,916.48 and 170,203.20 is: 255,373.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,511.20 : 558,916.48 = 170,203.20 : x
  2. Step 2: Convert to fraction form
    372,511.20/558,916.48 = 170,203.20/x
  3. Step 3: Cross multiply
    372,511.20x = 558,916.48 × 170,203.20
  4. Step 4: Simplify right side
    372,511.20x = 95,129,373,428.74
  5. Step 5: Solve for x
    x = 95,129,373,428.74/372,511.20
  6. Step 6: Final answer
    x = 255,373.19

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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.