Home / 1,008,330.42-1,391,496.17-549,445.07

Finding the Fourth Proportional to 1,008,330.42, 1,391,496.17 and 549,445.07

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Solution

The fourth proportional to 1,008,330.42, 1,391,496.17 and 549,445.07 is: 758,234.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,330.42 : 1,391,496.17 = 549,445.07 : x
  2. Step 2: Convert to fraction form
    1,008,330.42/1,391,496.17 = 549,445.07/x
  3. Step 3: Cross multiply
    1,008,330.42x = 1,391,496.17 × 549,445.07
  4. Step 4: Simplify right side
    1,008,330.42x = 764,550,711,261.90
  5. Step 5: Solve for x
    x = 764,550,711,261.90/1,008,330.42
  6. Step 6: Final answer
    x = 758,234.30

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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.