Home / 833,244.70-1,149,417.28-678,362.60

Finding the Fourth Proportional to 833,244.70, 1,149,417.28 and 678,362.60

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Solution

The fourth proportional to 833,244.70, 1,149,417.28 and 678,362.60 is: 935,765.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,244.70 : 1,149,417.28 = 678,362.60 : x
  2. Step 2: Convert to fraction form
    833,244.70/1,149,417.28 = 678,362.60/x
  3. Step 3: Cross multiply
    833,244.70x = 1,149,417.28 × 678,362.60
  4. Step 4: Simplify right side
    833,244.70x = 779,721,694,545.73
  5. Step 5: Solve for x
    x = 779,721,694,545.73/833,244.70
  6. Step 6: Final answer
    x = 935,765.56

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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.