Home / 744,471.32-1,027,727.34-458,236.76

Finding the Fourth Proportional to 744,471.32, 1,027,727.34 and 458,236.76

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Solution

The fourth proportional to 744,471.32, 1,027,727.34 and 458,236.76 is: 632,586.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,471.32 : 1,027,727.34 = 458,236.76 : x
  2. Step 2: Convert to fraction form
    744,471.32/1,027,727.34 = 458,236.76/x
  3. Step 3: Cross multiply
    744,471.32x = 1,027,727.34 × 458,236.76
  4. Step 4: Simplify right side
    744,471.32x = 470,942,446,445.02
  5. Step 5: Solve for x
    x = 470,942,446,445.02/744,471.32
  6. Step 6: Final answer
    x = 632,586.42

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.