Home / 891,733.72-1,337,319.42-292,555.24

Finding the Fourth Proportional to 891,733.72, 1,337,319.42 and 292,555.24

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Solution

The fourth proportional to 891,733.72, 1,337,319.42 and 292,555.24 is: 438,740.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,733.72 : 1,337,319.42 = 292,555.24 : x
  2. Step 2: Convert to fraction form
    891,733.72/1,337,319.42 = 292,555.24/x
  3. Step 3: Cross multiply
    891,733.72x = 1,337,319.42 × 292,555.24
  4. Step 4: Simplify right side
    891,733.72x = 391,239,803,874.76
  5. Step 5: Solve for x
    x = 391,239,803,874.76/891,733.72
  6. Step 6: Final answer
    x = 438,740.62

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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.