Home / 900,545.43-1,350,889.11-301,509.12

Finding the Fourth Proportional to 900,545.43, 1,350,889.11 and 301,509.12

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Solution

The fourth proportional to 900,545.43, 1,350,889.11 and 301,509.12 is: 452,287.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,545.43 : 1,350,889.11 = 301,509.12 : x
  2. Step 2: Convert to fraction form
    900,545.43/1,350,889.11 = 301,509.12/x
  3. Step 3: Cross multiply
    900,545.43x = 1,350,889.11 × 301,509.12
  4. Step 4: Simplify right side
    900,545.43x = 407,305,386,773.68
  5. Step 5: Solve for x
    x = 407,305,386,773.68/900,545.43
  6. Step 6: Final answer
    x = 452,287.44

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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.