Home / 748,337.22-1,122,948.69-275,354.73

Finding the Fourth Proportional to 748,337.22, 1,122,948.69 and 275,354.73

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Solution

The fourth proportional to 748,337.22, 1,122,948.69 and 275,354.73 is: 413,195.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,337.22 : 1,122,948.69 = 275,354.73 : x
  2. Step 2: Convert to fraction form
    748,337.22/1,122,948.69 = 275,354.73/x
  3. Step 3: Cross multiply
    748,337.22x = 1,122,948.69 × 275,354.73
  4. Step 4: Simplify right side
    748,337.22x = 309,209,233,338.80
  5. Step 5: Solve for x
    x = 309,209,233,338.80/748,337.22
  6. Step 6: Final answer
    x = 413,195.05

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1.5x scale

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.