Home / 753,895.01-1,131,403.11-304,619.78

Finding the Fourth Proportional to 753,895.01, 1,131,403.11 and 304,619.78

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Solution

The fourth proportional to 753,895.01, 1,131,403.11 and 304,619.78 is: 457,156.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,895.01 : 1,131,403.11 = 304,619.78 : x
  2. Step 2: Convert to fraction form
    753,895.01/1,131,403.11 = 304,619.78/x
  3. Step 3: Cross multiply
    753,895.01x = 1,131,403.11 × 304,619.78
  4. Step 4: Simplify right side
    753,895.01x = 344,647,766,459.52
  5. Step 5: Solve for x
    x = 344,647,766,459.52/753,895.01
  6. Step 6: Final answer
    x = 457,156.19

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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.