Home / 1,057,031.08-1,585,788.92-458,092.80

Finding the Fourth Proportional to 1,057,031.08, 1,585,788.92 and 458,092.80

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Solution

The fourth proportional to 1,057,031.08, 1,585,788.92 and 458,092.80 is: 687,244.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,031.08 : 1,585,788.92 = 458,092.80 : x
  2. Step 2: Convert to fraction form
    1,057,031.08/1,585,788.92 = 458,092.80/x
  3. Step 3: Cross multiply
    1,057,031.08x = 1,585,788.92 × 458,092.80
  4. Step 4: Simplify right side
    1,057,031.08x = 726,438,486,571.78
  5. Step 5: Solve for x
    x = 726,438,486,571.78/1,057,031.08
  6. Step 6: Final answer
    x = 687,244.21

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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.