Home / 749,591.04-1,034,773.44-478,023.36

Finding the Fourth Proportional to 749,591.04, 1,034,773.44 and 478,023.36

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Solution

The fourth proportional to 749,591.04, 1,034,773.44 and 478,023.36 is: 659,887.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,591.04 : 1,034,773.44 = 478,023.36 : x
  2. Step 2: Convert to fraction form
    749,591.04/1,034,773.44 = 478,023.36/x
  3. Step 3: Cross multiply
    749,591.04x = 1,034,773.44 × 478,023.36
  4. Step 4: Simplify right side
    749,591.04x = 494,645,876,627.56
  5. Step 5: Solve for x
    x = 494,645,876,627.56/749,591.04
  6. Step 6: Final answer
    x = 659,887.66

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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.