Home / 352,918.20-529,377.30-187,030.20

Finding the Fourth Proportional to 352,918.20, 529,377.30 and 187,030.20

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Solution

The fourth proportional to 352,918.20, 529,377.30 and 187,030.20 is: 280,545.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,918.20 : 529,377.30 = 187,030.20 : x
  2. Step 2: Convert to fraction form
    352,918.20/529,377.30 = 187,030.20/x
  3. Step 3: Cross multiply
    352,918.20x = 529,377.30 × 187,030.20
  4. Step 4: Simplify right side
    352,918.20x = 99,009,542,294.46
  5. Step 5: Solve for x
    x = 99,009,542,294.46/352,918.20
  6. Step 6: Final answer
    x = 280,545.30

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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.