Home / 1,008,446.43-1,391,656.36-549,561.13

Finding the Fourth Proportional to 1,008,446.43, 1,391,656.36 and 549,561.13

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Solution

The fourth proportional to 1,008,446.43, 1,391,656.36 and 549,561.13 is: 758,394.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,446.43 : 1,391,656.36 = 549,561.13 : x
  2. Step 2: Convert to fraction form
    1,008,446.43/1,391,656.36 = 549,561.13/x
  3. Step 3: Cross multiply
    1,008,446.43x = 1,391,656.36 × 549,561.13
  4. Step 4: Simplify right side
    1,008,446.43x = 764,800,243,147.19
  5. Step 5: Solve for x
    x = 764,800,243,147.19/1,008,446.43
  6. Step 6: Final answer
    x = 758,394.52

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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.