Home / 283,600.10-424,999.20-157,296

Finding the Fourth Proportional to 283,600.10, 424,999.20 and 157,296

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Solution

The fourth proportional to 283,600.10, 424,999.20 and 157,296 is: 235,721.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,600.10 : 424,999.20 = 157,296 : x
  2. Step 2: Convert to fraction form
    283,600.10/424,999.20 = 157,296/x
  3. Step 3: Cross multiply
    283,600.10x = 424,999.20 × 157,296
  4. Step 4: Simplify right side
    283,600.10x = 66,850,674,163.20
  5. Step 5: Solve for x
    x = 66,850,674,163.20/283,600.10
  6. Step 6: Final answer
    x = 235,721.62

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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.