Home / 454,243.08-681,156.99-169,725

Finding the Fourth Proportional to 454,243.08, 681,156.99 and 169,725

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Solution

The fourth proportional to 454,243.08, 681,156.99 and 169,725 is: 254,509.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,243.08 : 681,156.99 = 169,725 : x
  2. Step 2: Convert to fraction form
    454,243.08/681,156.99 = 169,725/x
  3. Step 3: Cross multiply
    454,243.08x = 681,156.99 × 169,725
  4. Step 4: Simplify right side
    454,243.08x = 115,609,370,127.75
  5. Step 5: Solve for x
    x = 115,609,370,127.75/454,243.08
  6. Step 6: Final answer
    x = 254,509.92

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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.