Home / 781,869.30-1,172,664-234,650.22

Finding the Fourth Proportional to 781,869.30, 1,172,664 and 234,650.22

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Solution

The fourth proportional to 781,869.30, 1,172,664 and 234,650.22 is: 351,933.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,869.30 : 1,172,664 = 234,650.22 : x
  2. Step 2: Convert to fraction form
    781,869.30/1,172,664 = 234,650.22/x
  3. Step 3: Cross multiply
    781,869.30x = 1,172,664 × 234,650.22
  4. Step 4: Simplify right side
    781,869.30x = 275,165,865,586.08
  5. Step 5: Solve for x
    x = 275,165,865,586.08/781,869.30
  6. Step 6: Final answer
    x = 351,933.33

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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.