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Finding the Fourth Proportional to 433,747.80, 650,103.30 and 223,277.40

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Solution

The fourth proportional to 433,747.80, 650,103.30 and 223,277.40 is: 334,649.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,747.80 : 650,103.30 = 223,277.40 : x
  2. Step 2: Convert to fraction form
    433,747.80/650,103.30 = 223,277.40/x
  3. Step 3: Cross multiply
    433,747.80x = 650,103.30 × 223,277.40
  4. Step 4: Simplify right side
    433,747.80x = 145,153,374,555.42
  5. Step 5: Solve for x
    x = 145,153,374,555.42/433,747.80
  6. Step 6: Final answer
    x = 334,649.25

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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.