Home / 782,902.17-1,080,925.38-601,289.55

Finding the Fourth Proportional to 782,902.17, 1,080,925.38 and 601,289.55

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Solution

The fourth proportional to 782,902.17, 1,080,925.38 and 601,289.55 is: 830,179.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,902.17 : 1,080,925.38 = 601,289.55 : x
  2. Step 2: Convert to fraction form
    782,902.17/1,080,925.38 = 601,289.55/x
  3. Step 3: Cross multiply
    782,902.17x = 1,080,925.38 × 601,289.55
  4. Step 4: Simplify right side
    782,902.17x = 649,949,135,323.78
  5. Step 5: Solve for x
    x = 649,949,135,323.78/782,902.17
  6. Step 6: Final answer
    x = 830,179.25

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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.