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Finding the Fourth Proportional to 567,139.40, 850,708.98 and 167,749.04

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Solution

The fourth proportional to 567,139.40, 850,708.98 and 167,749.04 is: 251,623.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,139.40 : 850,708.98 = 167,749.04 : x
  2. Step 2: Convert to fraction form
    567,139.40/850,708.98 = 167,749.04/x
  3. Step 3: Cross multiply
    567,139.40x = 850,708.98 × 167,749.04
  4. Step 4: Simplify right side
    567,139.40x = 142,705,614,714.38
  5. Step 5: Solve for x
    x = 142,705,614,714.38/567,139.40
  6. Step 6: Final answer
    x = 251,623.52

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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.