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Finding the Fourth Proportional to 310,658.87, 465,989.51 and 94,519.73

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Solution

The fourth proportional to 310,658.87, 465,989.51 and 94,519.73 is: 141,779.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,658.87 : 465,989.51 = 94,519.73 : x
  2. Step 2: Convert to fraction form
    310,658.87/465,989.51 = 94,519.73/x
  3. Step 3: Cross multiply
    310,658.87x = 465,989.51 × 94,519.73
  4. Step 4: Simplify right side
    310,658.87x = 44,045,204,069.31
  5. Step 5: Solve for x
    x = 44,045,204,069.31/310,658.87
  6. Step 6: Final answer
    x = 141,779.97

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1.5x scale

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.