Home / 469,505.25-647,931.91-265,552.18

Finding the Fourth Proportional to 469,505.25, 647,931.91 and 265,552.18

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Solution

The fourth proportional to 469,505.25, 647,931.91 and 265,552.18 is: 366,470.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,505.25 : 647,931.91 = 265,552.18 : x
  2. Step 2: Convert to fraction form
    469,505.25/647,931.91 = 265,552.18/x
  3. Step 3: Cross multiply
    469,505.25x = 647,931.91 × 265,552.18
  4. Step 4: Simplify right side
    469,505.25x = 172,059,731,192.06
  5. Step 5: Solve for x
    x = 172,059,731,192.06/469,505.25
  6. Step 6: Final answer
    x = 366,470.30

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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.