Home / 819,932.70-1,230,417.45-482,972.70

Finding the Fourth Proportional to 819,932.70, 1,230,417.45 and 482,972.70

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Solution

The fourth proportional to 819,932.70, 1,230,417.45 and 482,972.70 is: 724,764.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,932.70 : 1,230,417.45 = 482,972.70 : x
  2. Step 2: Convert to fraction form
    819,932.70/1,230,417.45 = 482,972.70/x
  3. Step 3: Cross multiply
    819,932.70x = 1,230,417.45 × 482,972.70
  4. Step 4: Simplify right side
    819,932.70x = 594,258,037,953.62
  5. Step 5: Solve for x
    x = 594,258,037,953.62/819,932.70
  6. Step 6: Final answer
    x = 724,764.41

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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.