Home / 748,375.85-1,032,758.25-404,211.59

Finding the Fourth Proportional to 748,375.85, 1,032,758.25 and 404,211.59

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Solution

The fourth proportional to 748,375.85, 1,032,758.25 and 404,211.59 is: 557,811.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,375.85 : 1,032,758.25 = 404,211.59 : x
  2. Step 2: Convert to fraction form
    748,375.85/1,032,758.25 = 404,211.59/x
  3. Step 3: Cross multiply
    748,375.85x = 1,032,758.25 × 404,211.59
  4. Step 4: Simplify right side
    748,375.85x = 417,452,854,318.12
  5. Step 5: Solve for x
    x = 417,452,854,318.12/748,375.85
  6. Step 6: Final answer
    x = 557,811.77

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1.5x scale

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.