Home / 744,357.76-1,027,202.40-404,818.24

Finding the Fourth Proportional to 744,357.76, 1,027,202.40 and 404,818.24

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Solution

The fourth proportional to 744,357.76, 1,027,202.40 and 404,818.24 is: 558,643.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,357.76 : 1,027,202.40 = 404,818.24 : x
  2. Step 2: Convert to fraction form
    744,357.76/1,027,202.40 = 404,818.24/x
  3. Step 3: Cross multiply
    744,357.76x = 1,027,202.40 × 404,818.24
  4. Step 4: Simplify right side
    744,357.76x = 415,830,267,691.78
  5. Step 5: Solve for x
    x = 415,830,267,691.78/744,357.76
  6. Step 6: Final answer
    x = 558,643.02

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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.