Home / 782,900.66-1,080,923.31-601,288.04

Finding the Fourth Proportional to 782,900.66, 1,080,923.31 and 601,288.04

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Solution

The fourth proportional to 782,900.66, 1,080,923.31 and 601,288.04 is: 830,177.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,900.66 : 1,080,923.31 = 601,288.04 : x
  2. Step 2: Convert to fraction form
    782,900.66/1,080,923.31 = 601,288.04/x
  3. Step 3: Cross multiply
    782,900.66x = 1,080,923.31 × 601,288.04
  4. Step 4: Simplify right side
    782,900.66x = 649,946,261,162.52
  5. Step 5: Solve for x
    x = 649,946,261,162.52/782,900.66
  6. Step 6: Final answer
    x = 830,177.18

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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.