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Finding the Fourth Proportional to 441,502.78, 609,275.02 and 250,515.67

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Solution

The fourth proportional to 441,502.78, 609,275.02 and 250,515.67 is: 345,712.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,502.78 : 609,275.02 = 250,515.67 : x
  2. Step 2: Convert to fraction form
    441,502.78/609,275.02 = 250,515.67/x
  3. Step 3: Cross multiply
    441,502.78x = 609,275.02 × 250,515.67
  4. Step 4: Simplify right side
    441,502.78x = 152,632,936,176.90
  5. Step 5: Solve for x
    x = 152,632,936,176.90/441,502.78
  6. Step 6: Final answer
    x = 345,712.29

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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.