Home / 749,100.15-1,124,449.84-322,846.33

Finding the Fourth Proportional to 749,100.15, 1,124,449.84 and 322,846.33

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Solution

The fourth proportional to 749,100.15, 1,124,449.84 and 322,846.33 is: 484,614.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,100.15 : 1,124,449.84 = 322,846.33 : x
  2. Step 2: Convert to fraction form
    749,100.15/1,124,449.84 = 322,846.33/x
  3. Step 3: Cross multiply
    749,100.15x = 1,124,449.84 × 322,846.33
  4. Step 4: Simplify right side
    749,100.15x = 363,024,501,705.52
  5. Step 5: Solve for x
    x = 363,024,501,705.52/749,100.15
  6. Step 6: Final answer
    x = 484,614.11

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Double scale
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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.