Home / 747,294.22-1,031,288.74-425,050.66

Finding the Fourth Proportional to 747,294.22, 1,031,288.74 and 425,050.66

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Solution

The fourth proportional to 747,294.22, 1,031,288.74 and 425,050.66 is: 586,582.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,294.22 : 1,031,288.74 = 425,050.66 : x
  2. Step 2: Convert to fraction form
    747,294.22/1,031,288.74 = 425,050.66/x
  3. Step 3: Cross multiply
    747,294.22x = 1,031,288.74 × 425,050.66
  4. Step 4: Simplify right side
    747,294.22x = 438,349,959,587.57
  5. Step 5: Solve for x
    x = 438,349,959,587.57/747,294.22
  6. Step 6: Final answer
    x = 586,582.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.