Home / 449,822.52-674,722.98-146,216.28

Finding the Fourth Proportional to 449,822.52, 674,722.98 and 146,216.28

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Solution

The fourth proportional to 449,822.52, 674,722.98 and 146,216.28 is: 219,320.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,822.52 : 674,722.98 = 146,216.28 : x
  2. Step 2: Convert to fraction form
    449,822.52/674,722.98 = 146,216.28/x
  3. Step 3: Cross multiply
    449,822.52x = 674,722.98 × 146,216.28
  4. Step 4: Simplify right side
    449,822.52x = 98,655,484,166.11
  5. Step 5: Solve for x
    x = 98,655,484,166.11/449,822.52
  6. Step 6: Final answer
    x = 219,320.91

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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.