Home / 1,008,328.87-1,391,475.90-549,446.66

Finding the Fourth Proportional to 1,008,328.87, 1,391,475.90 and 549,446.66

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Solution

The fourth proportional to 1,008,328.87, 1,391,475.90 and 549,446.66 is: 758,226.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,328.87 : 1,391,475.90 = 549,446.66 : x
  2. Step 2: Convert to fraction form
    1,008,328.87/1,391,475.90 = 549,446.66/x
  3. Step 3: Cross multiply
    1,008,328.87x = 1,391,475.90 × 549,446.66
  4. Step 4: Simplify right side
    1,008,328.87x = 764,541,785,725.49
  5. Step 5: Solve for x
    x = 764,541,785,725.49/1,008,328.87
  6. Step 6: Final answer
    x = 758,226.61

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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.