Home / 1,002,245.38-1,502,653.84-469,475.78

Finding the Fourth Proportional to 1,002,245.38, 1,502,653.84 and 469,475.78

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Solution

The fourth proportional to 1,002,245.38, 1,502,653.84 and 469,475.78 is: 703,879.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,245.38 : 1,502,653.84 = 469,475.78 : x
  2. Step 2: Convert to fraction form
    1,002,245.38/1,502,653.84 = 469,475.78/x
  3. Step 3: Cross multiply
    1,002,245.38x = 1,502,653.84 × 469,475.78
  4. Step 4: Simplify right side
    1,002,245.38x = 705,459,583,604.00
  5. Step 5: Solve for x
    x = 705,459,583,604.00/1,002,245.38
  6. Step 6: Final answer
    x = 703,879.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.