Home / 744,239.28-1,027,077.24-426,348.72

Finding the Fourth Proportional to 744,239.28, 1,027,077.24 and 426,348.72

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Solution

The fourth proportional to 744,239.28, 1,027,077.24 and 426,348.72 is: 588,376.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,239.28 : 1,027,077.24 = 426,348.72 : x
  2. Step 2: Convert to fraction form
    744,239.28/1,027,077.24 = 426,348.72/x
  3. Step 3: Cross multiply
    744,239.28x = 1,027,077.24 × 426,348.72
  4. Step 4: Simplify right side
    744,239.28x = 437,893,066,615.13
  5. Step 5: Solve for x
    x = 437,893,066,615.13/744,239.28
  6. Step 6: Final answer
    x = 588,376.72

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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.