Home / 749,099.63-1,124,449.06-322,845.81

Finding the Fourth Proportional to 749,099.63, 1,124,449.06 and 322,845.81

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Solution

The fourth proportional to 749,099.63, 1,124,449.06 and 322,845.81 is: 484,613.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,099.63 : 1,124,449.06 = 322,845.81 : x
  2. Step 2: Convert to fraction form
    749,099.63/1,124,449.06 = 322,845.81/x
  3. Step 3: Cross multiply
    749,099.63x = 1,124,449.06 × 322,845.81
  4. Step 4: Simplify right side
    749,099.63x = 363,023,670,195.67
  5. Step 5: Solve for x
    x = 363,023,670,195.67/749,099.63
  6. Step 6: Final answer
    x = 484,613.34

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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.