Home / 563,880.92-845,945.95-279,726.04

Finding the Fourth Proportional to 563,880.92, 845,945.95 and 279,726.04

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Solution

The fourth proportional to 563,880.92, 845,945.95 and 279,726.04 is: 419,650.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,880.92 : 845,945.95 = 279,726.04 : x
  2. Step 2: Convert to fraction form
    563,880.92/845,945.95 = 279,726.04/x
  3. Step 3: Cross multiply
    563,880.92x = 845,945.95 × 279,726.04
  4. Step 4: Simplify right side
    563,880.92x = 236,633,110,647.54
  5. Step 5: Solve for x
    x = 236,633,110,647.54/563,880.92
  6. Step 6: Final answer
    x = 419,650.86

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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.