Home / 1,008,480.70-1,391,684.78-549,598.96

Finding the Fourth Proportional to 1,008,480.70, 1,391,684.78 and 549,598.96

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Solution

The fourth proportional to 1,008,480.70, 1,391,684.78 and 549,598.96 is: 758,436.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,480.70 : 1,391,684.78 = 549,598.96 : x
  2. Step 2: Convert to fraction form
    1,008,480.70/1,391,684.78 = 549,598.96/x
  3. Step 3: Cross multiply
    1,008,480.70x = 1,391,684.78 × 549,598.96
  4. Step 4: Simplify right side
    1,008,480.70x = 764,868,507,735.83
  5. Step 5: Solve for x
    x = 764,868,507,735.83/1,008,480.70
  6. Step 6: Final answer
    x = 758,436.44

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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.