Home / 319,084.29-440,334.18-175,844.43

Finding the Fourth Proportional to 319,084.29, 440,334.18 and 175,844.43

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Solution

The fourth proportional to 319,084.29, 440,334.18 and 175,844.43 is: 242,664.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,084.29 : 440,334.18 = 175,844.43 : x
  2. Step 2: Convert to fraction form
    319,084.29/440,334.18 = 175,844.43/x
  3. Step 3: Cross multiply
    319,084.29x = 440,334.18 × 175,844.43
  4. Step 4: Simplify right side
    319,084.29x = 77,430,312,891.62
  5. Step 5: Solve for x
    x = 77,430,312,891.62/319,084.29
  6. Step 6: Final answer
    x = 242,664.13

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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.