Home / 1,008,392.32-1,391,553.60-549,496.96

Finding the Fourth Proportional to 1,008,392.32, 1,391,553.60 and 549,496.96

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Solution

The fourth proportional to 1,008,392.32, 1,391,553.60 and 549,496.96 is: 758,290.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,392.32 : 1,391,553.60 = 549,496.96 : x
  2. Step 2: Convert to fraction form
    1,008,392.32/1,391,553.60 = 549,496.96/x
  3. Step 3: Cross multiply
    1,008,392.32x = 1,391,553.60 × 549,496.96
  4. Step 4: Simplify right side
    1,008,392.32x = 764,654,472,877.06
  5. Step 5: Solve for x
    x = 764,654,472,877.06/1,008,392.32
  6. Step 6: Final answer
    x = 758,290.66

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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.