Home / 234,478.30-323,726.79-180,661.18

Finding the Fourth Proportional to 234,478.30, 323,726.79 and 180,661.18

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Solution

The fourth proportional to 234,478.30, 323,726.79 and 180,661.18 is: 249,425.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,478.30 : 323,726.79 = 180,661.18 : x
  2. Step 2: Convert to fraction form
    234,478.30/323,726.79 = 180,661.18/x
  3. Step 3: Cross multiply
    234,478.30x = 323,726.79 × 180,661.18
  4. Step 4: Simplify right side
    234,478.30x = 58,484,863,879.01
  5. Step 5: Solve for x
    x = 58,484,863,879.01/234,478.30
  6. Step 6: Final answer
    x = 249,425.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.