Home / 1,008,374.76-1,391,539.32-549,493.38

Finding the Fourth Proportional to 1,008,374.76, 1,391,539.32 and 549,493.38

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Solution

The fourth proportional to 1,008,374.76, 1,391,539.32 and 549,493.38 is: 758,291.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,374.76 : 1,391,539.32 = 549,493.38 : x
  2. Step 2: Convert to fraction form
    1,008,374.76/1,391,539.32 = 549,493.38/x
  3. Step 3: Cross multiply
    1,008,374.76x = 1,391,539.32 × 549,493.38
  4. Step 4: Simplify right side
    1,008,374.76x = 764,641,644,349.70
  5. Step 5: Solve for x
    x = 764,641,644,349.70/1,008,374.76
  6. Step 6: Final answer
    x = 758,291.14

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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.