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Finding the Fourth Proportional to 331,073.40, 496,614.65 and 94,416.10

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Solution

The fourth proportional to 331,073.40, 496,614.65 and 94,416.10 is: 141,625.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,073.40 : 496,614.65 = 94,416.10 : x
  2. Step 2: Convert to fraction form
    331,073.40/496,614.65 = 94,416.10/x
  3. Step 3: Cross multiply
    331,073.40x = 496,614.65 × 94,416.10
  4. Step 4: Simplify right side
    331,073.40x = 46,888,418,455.87
  5. Step 5: Solve for x
    x = 46,888,418,455.87/331,073.40
  6. Step 6: Final answer
    x = 141,625.45

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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.