Home / 501,669.30-752,618.90-217,407.57

Finding the Fourth Proportional to 501,669.30, 752,618.90 and 217,407.57

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Solution

The fourth proportional to 501,669.30, 752,618.90 and 217,407.57 is: 326,161.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,669.30 : 752,618.90 = 217,407.57 : x
  2. Step 2: Convert to fraction form
    501,669.30/752,618.90 = 217,407.57/x
  3. Step 3: Cross multiply
    501,669.30x = 752,618.90 × 217,407.57
  4. Step 4: Simplify right side
    501,669.30x = 163,625,049,550.91
  5. Step 5: Solve for x
    x = 163,625,049,550.91/501,669.30
  6. Step 6: Final answer
    x = 326,161.17

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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.