Home / 914,614.70-1,371,922.05-283,721.90

Finding the Fourth Proportional to 914,614.70, 1,371,922.05 and 283,721.90

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Solution

The fourth proportional to 914,614.70, 1,371,922.05 and 283,721.90 is: 425,582.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,614.70 : 1,371,922.05 = 283,721.90 : x
  2. Step 2: Convert to fraction form
    914,614.70/1,371,922.05 = 283,721.90/x
  3. Step 3: Cross multiply
    914,614.70x = 1,371,922.05 × 283,721.90
  4. Step 4: Simplify right side
    914,614.70x = 389,244,330,677.90
  5. Step 5: Solve for x
    x = 389,244,330,677.90/914,614.70
  6. Step 6: Final answer
    x = 425,582.85

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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.