Home / 782,753.88-1,174,465.02-333,686.23

Finding the Fourth Proportional to 782,753.88, 1,174,465.02 and 333,686.23

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Solution

The fourth proportional to 782,753.88, 1,174,465.02 and 333,686.23 is: 500,671.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,753.88 : 1,174,465.02 = 333,686.23 : x
  2. Step 2: Convert to fraction form
    782,753.88/1,174,465.02 = 333,686.23/x
  3. Step 3: Cross multiply
    782,753.88x = 1,174,465.02 × 333,686.23
  4. Step 4: Simplify right side
    782,753.88x = 391,902,807,835.22
  5. Step 5: Solve for x
    x = 391,902,807,835.22/782,753.88
  6. Step 6: Final answer
    x = 500,671.82

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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.