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Finding the Fourth Proportional to 433,909.98, 650,845.92 and 118,365.84

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Solution

The fourth proportional to 433,909.98, 650,845.92 and 118,365.84 is: 177,543.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,909.98 : 650,845.92 = 118,365.84 : x
  2. Step 2: Convert to fraction form
    433,909.98/650,845.92 = 118,365.84/x
  3. Step 3: Cross multiply
    433,909.98x = 650,845.92 × 118,365.84
  4. Step 4: Simplify right side
    433,909.98x = 77,037,924,031.37
  5. Step 5: Solve for x
    x = 77,037,924,031.37/433,909.98
  6. Step 6: Final answer
    x = 177,543.56

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1.5x scale

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.