Home / 749,093.13-1,123,746.35-243,491.54

Finding the Fourth Proportional to 749,093.13, 1,123,746.35 and 243,491.54

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Solution

The fourth proportional to 749,093.13, 1,123,746.35 and 243,491.54 is: 365,271.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,093.13 : 1,123,746.35 = 243,491.54 : x
  2. Step 2: Convert to fraction form
    749,093.13/1,123,746.35 = 243,491.54/x
  3. Step 3: Cross multiply
    749,093.13x = 1,123,746.35 × 243,491.54
  4. Step 4: Simplify right side
    749,093.13x = 273,622,722,494.69
  5. Step 5: Solve for x
    x = 273,622,722,494.69/749,093.13
  6. Step 6: Final answer
    x = 365,271.97

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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.