Home / 347,611.10-521,285.42-160,491.38

Finding the Fourth Proportional to 347,611.10, 521,285.42 and 160,491.38

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Solution

The fourth proportional to 347,611.10, 521,285.42 and 160,491.38 is: 240,676.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,611.10 : 521,285.42 = 160,491.38 : x
  2. Step 2: Convert to fraction form
    347,611.10/521,285.42 = 160,491.38/x
  3. Step 3: Cross multiply
    347,611.10x = 521,285.42 × 160,491.38
  4. Step 4: Simplify right side
    347,611.10x = 83,661,814,224.48
  5. Step 5: Solve for x
    x = 83,661,814,224.48/347,611.10
  6. Step 6: Final answer
    x = 240,676.48

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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.