Home / 749,049.96-1,124,414.54-300,083.80

Finding the Fourth Proportional to 749,049.96, 1,124,414.54 and 300,083.80

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Solution

The fourth proportional to 749,049.96, 1,124,414.54 and 300,083.80 is: 450,462.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,049.96 : 1,124,414.54 = 300,083.80 : x
  2. Step 2: Convert to fraction form
    749,049.96/1,124,414.54 = 300,083.80/x
  3. Step 3: Cross multiply
    749,049.96x = 1,124,414.54 × 300,083.80
  4. Step 4: Simplify right side
    749,049.96x = 337,418,587,938.45
  5. Step 5: Solve for x
    x = 337,418,587,938.45/749,049.96
  6. Step 6: Final answer
    x = 450,462.06

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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.