Home / 749,100.13-1,124,449.82-322,846.31

Finding the Fourth Proportional to 749,100.13, 1,124,449.82 and 322,846.31

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Solution

The fourth proportional to 749,100.13, 1,124,449.82 and 322,846.31 is: 484,614.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,100.13 : 1,124,449.82 = 322,846.31 : x
  2. Step 2: Convert to fraction form
    749,100.13/1,124,449.82 = 322,846.31/x
  3. Step 3: Cross multiply
    749,100.13x = 1,124,449.82 × 322,846.31
  4. Step 4: Simplify right side
    749,100.13x = 363,024,473,552.93
  5. Step 5: Solve for x
    x = 363,024,473,552.93/749,100.13
  6. Step 6: Final answer
    x = 484,614.08

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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.