Home / 578,069.20-865,062.60-504,002.80

Finding the Fourth Proportional to 578,069.20, 865,062.60 and 504,002.80

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Solution

The fourth proportional to 578,069.20, 865,062.60 and 504,002.80 is: 754,224.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,069.20 : 865,062.60 = 504,002.80 : x
  2. Step 2: Convert to fraction form
    578,069.20/865,062.60 = 504,002.80/x
  3. Step 3: Cross multiply
    578,069.20x = 865,062.60 × 504,002.80
  4. Step 4: Simplify right side
    578,069.20x = 435,993,972,575.28
  5. Step 5: Solve for x
    x = 435,993,972,575.28/578,069.20
  6. Step 6: Final answer
    x = 754,224.53

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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.