Home / 468,207.35-646,124.06-253,351.20

Finding the Fourth Proportional to 468,207.35, 646,124.06 and 253,351.20

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Solution

The fourth proportional to 468,207.35, 646,124.06 and 253,351.20 is: 349,623.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,207.35 : 646,124.06 = 253,351.20 : x
  2. Step 2: Convert to fraction form
    468,207.35/646,124.06 = 253,351.20/x
  3. Step 3: Cross multiply
    468,207.35x = 646,124.06 × 253,351.20
  4. Step 4: Simplify right side
    468,207.35x = 163,696,305,949.87
  5. Step 5: Solve for x
    x = 163,696,305,949.87/468,207.35
  6. Step 6: Final answer
    x = 349,623.53

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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.