Home / 744,230.10-1,026,912.96-438,367.38

Finding the Fourth Proportional to 744,230.10, 1,026,912.96 and 438,367.38

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Solution

The fourth proportional to 744,230.10, 1,026,912.96 and 438,367.38 is: 604,873.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,230.10 : 1,026,912.96 = 438,367.38 : x
  2. Step 2: Convert to fraction form
    744,230.10/1,026,912.96 = 438,367.38/x
  3. Step 3: Cross multiply
    744,230.10x = 1,026,912.96 × 438,367.38
  4. Step 4: Simplify right side
    744,230.10x = 450,165,143,763.25
  5. Step 5: Solve for x
    x = 450,165,143,763.25/744,230.10
  6. Step 6: Final answer
    x = 604,873.61

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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.