Home / 1,008,260.46-1,391,382.36-549,380.34

Finding the Fourth Proportional to 1,008,260.46, 1,391,382.36 and 549,380.34

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Solution

The fourth proportional to 1,008,260.46, 1,391,382.36 and 549,380.34 is: 758,135.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,260.46 : 1,391,382.36 = 549,380.34 : x
  2. Step 2: Convert to fraction form
    1,008,260.46/1,391,382.36 = 549,380.34/x
  3. Step 3: Cross multiply
    1,008,260.46x = 1,391,382.36 × 549,380.34
  4. Step 4: Simplify right side
    1,008,260.46x = 764,398,114,006.80
  5. Step 5: Solve for x
    x = 764,398,114,006.80/1,008,260.46
  6. Step 6: Final answer
    x = 758,135.57

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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.