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Finding the Fourth Proportional to 473,243.15, 709,864.72 and 251,575.31

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Solution

The fourth proportional to 473,243.15, 709,864.72 and 251,575.31 is: 377,362.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,243.15 : 709,864.72 = 251,575.31 : x
  2. Step 2: Convert to fraction form
    473,243.15/709,864.72 = 251,575.31/x
  3. Step 3: Cross multiply
    473,243.15x = 709,864.72 × 251,575.31
  4. Step 4: Simplify right side
    473,243.15x = 178,584,436,992.06
  5. Step 5: Solve for x
    x = 178,584,436,992.06/473,243.15
  6. Step 6: Final answer
    x = 377,362.96

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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.