Home / 735,177.90-1,102,766.85-291,945.90

Finding the Fourth Proportional to 735,177.90, 1,102,766.85 and 291,945.90

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Solution

The fourth proportional to 735,177.90, 1,102,766.85 and 291,945.90 is: 437,918.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,177.90 : 1,102,766.85 = 291,945.90 : x
  2. Step 2: Convert to fraction form
    735,177.90/1,102,766.85 = 291,945.90/x
  3. Step 3: Cross multiply
    735,177.90x = 1,102,766.85 × 291,945.90
  4. Step 4: Simplify right side
    735,177.90x = 321,948,260,513.42
  5. Step 5: Solve for x
    x = 321,948,260,513.42/735,177.90
  6. Step 6: Final answer
    x = 437,918.85

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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.