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Finding the Fourth Proportional to 433,440.72, 650,161.08 and 117,899.28

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Solution

The fourth proportional to 433,440.72, 650,161.08 and 117,899.28 is: 176,848.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,440.72 : 650,161.08 = 117,899.28 : x
  2. Step 2: Convert to fraction form
    433,440.72/650,161.08 = 117,899.28/x
  3. Step 3: Cross multiply
    433,440.72x = 650,161.08 × 117,899.28
  4. Step 4: Simplify right side
    433,440.72x = 76,653,523,216.02
  5. Step 5: Solve for x
    x = 76,653,523,216.02/433,440.72
  6. Step 6: Final answer
    x = 176,848.92

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Similar ratio
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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.