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Finding the Fourth Proportional to 650,164.55, 975,351 and 200,779.79

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Solution

The fourth proportional to 650,164.55, 975,351 and 200,779.79 is: 301,201.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,164.55 : 975,351 = 200,779.79 : x
  2. Step 2: Convert to fraction form
    650,164.55/975,351 = 200,779.79/x
  3. Step 3: Cross multiply
    650,164.55x = 975,351 × 200,779.79
  4. Step 4: Simplify right side
    650,164.55x = 195,830,764,079.54
  5. Step 5: Solve for x
    x = 195,830,764,079.54/650,164.55
  6. Step 6: Final answer
    x = 301,201.85

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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.