Home / 868,585.44-1,302,557.92-299,821.92

Finding the Fourth Proportional to 868,585.44, 1,302,557.92 and 299,821.92

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Solution

The fourth proportional to 868,585.44, 1,302,557.92 and 299,821.92 is: 449,622.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,585.44 : 1,302,557.92 = 299,821.92 : x
  2. Step 2: Convert to fraction form
    868,585.44/1,302,557.92 = 299,821.92/x
  3. Step 3: Cross multiply
    868,585.44x = 1,302,557.92 × 299,821.92
  4. Step 4: Simplify right side
    868,585.44x = 390,535,416,485.61
  5. Step 5: Solve for x
    x = 390,535,416,485.61/868,585.44
  6. Step 6: Final answer
    x = 449,622.34

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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.