Home / 347,014.93-478,877.30-194,051.37

Finding the Fourth Proportional to 347,014.93, 478,877.30 and 194,051.37

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Solution

The fourth proportional to 347,014.93, 478,877.30 and 194,051.37 is: 267,789.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,014.93 : 478,877.30 = 194,051.37 : x
  2. Step 2: Convert to fraction form
    347,014.93/478,877.30 = 194,051.37/x
  3. Step 3: Cross multiply
    347,014.93x = 478,877.30 × 194,051.37
  4. Step 4: Simplify right side
    347,014.93x = 92,926,796,126.90
  5. Step 5: Solve for x
    x = 92,926,796,126.90/347,014.93
  6. Step 6: Final answer
    x = 267,789.04

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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.