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Finding the Fourth Proportional to 473,993.26, 654,126.69 and 259,129.06

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Solution

The fourth proportional to 473,993.26, 654,126.69 and 259,129.06 is: 357,606.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,993.26 : 654,126.69 = 259,129.06 : x
  2. Step 2: Convert to fraction form
    473,993.26/654,126.69 = 259,129.06/x
  3. Step 3: Cross multiply
    473,993.26x = 654,126.69 × 259,129.06
  4. Step 4: Simplify right side
    473,993.26x = 169,503,234,300.61
  5. Step 5: Solve for x
    x = 169,503,234,300.61/473,993.26
  6. Step 6: Final answer
    x = 357,606.85

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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.