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Finding the Fourth Proportional to 299,496.46, 413,256.32 and 176,971.79

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Solution

The fourth proportional to 299,496.46, 413,256.32 and 176,971.79 is: 244,192.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,496.46 : 413,256.32 = 176,971.79 : x
  2. Step 2: Convert to fraction form
    299,496.46/413,256.32 = 176,971.79/x
  3. Step 3: Cross multiply
    299,496.46x = 413,256.32 × 176,971.79
  4. Step 4: Simplify right side
    299,496.46x = 73,134,710,679.21
  5. Step 5: Solve for x
    x = 73,134,710,679.21/299,496.46
  6. Step 6: Final answer
    x = 244,192.24

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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.