Home / 408,828.32-564,141.12-236,802.12

Finding the Fourth Proportional to 408,828.32, 564,141.12 and 236,802.12

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Solution

The fourth proportional to 408,828.32, 564,141.12 and 236,802.12 is: 326,762.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,828.32 : 564,141.12 = 236,802.12 : x
  2. Step 2: Convert to fraction form
    408,828.32/564,141.12 = 236,802.12/x
  3. Step 3: Cross multiply
    408,828.32x = 564,141.12 × 236,802.12
  4. Step 4: Simplify right side
    408,828.32x = 133,589,813,195.17
  5. Step 5: Solve for x
    x = 133,589,813,195.17/408,828.32
  6. Step 6: Final answer
    x = 326,762.62

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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.