Home / 1,001,469.52-1,502,331.58-318,112.57

Finding the Fourth Proportional to 1,001,469.52, 1,502,331.58 and 318,112.57

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Solution

The fourth proportional to 1,001,469.52, 1,502,331.58 and 318,112.57 is: 477,209.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,469.52 : 1,502,331.58 = 318,112.57 : x
  2. Step 2: Convert to fraction form
    1,001,469.52/1,502,331.58 = 318,112.57/x
  3. Step 3: Cross multiply
    1,001,469.52x = 1,502,331.58 × 318,112.57
  4. Step 4: Simplify right side
    1,001,469.52x = 477,910,563,349.71
  5. Step 5: Solve for x
    x = 477,910,563,349.71/1,001,469.52
  6. Step 6: Final answer
    x = 477,209.30

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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.