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Finding the Fourth Proportional to 473,448.06, 710,219.48 and 136,496.97

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Solution

The fourth proportional to 473,448.06, 710,219.48 and 136,496.97 is: 204,759.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,448.06 : 710,219.48 = 136,496.97 : x
  2. Step 2: Convert to fraction form
    473,448.06/710,219.48 = 136,496.97/x
  3. Step 3: Cross multiply
    473,448.06x = 710,219.48 × 136,496.97
  4. Step 4: Simplify right side
    473,448.06x = 96,942,806,372.49
  5. Step 5: Solve for x
    x = 96,942,806,372.49/473,448.06
  6. Step 6: Final answer
    x = 204,759.12

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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.