Home / 495,279.32-743,032.44-179,736.26

Finding the Fourth Proportional to 495,279.32, 743,032.44 and 179,736.26

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Solution

The fourth proportional to 495,279.32, 743,032.44 and 179,736.26 is: 269,645.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,279.32 : 743,032.44 = 179,736.26 : x
  2. Step 2: Convert to fraction form
    495,279.32/743,032.44 = 179,736.26/x
  3. Step 3: Cross multiply
    495,279.32x = 743,032.44 × 179,736.26
  4. Step 4: Simplify right side
    495,279.32x = 133,549,868,109.11
  5. Step 5: Solve for x
    x = 133,549,868,109.11/495,279.32
  6. Step 6: Final answer
    x = 269,645.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.