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Finding the Fourth Proportional to 433,490.24, 650,169.66 and 117,971.76

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Solution

The fourth proportional to 433,490.24, 650,169.66 and 117,971.76 is: 176,939.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,490.24 : 650,169.66 = 117,971.76 : x
  2. Step 2: Convert to fraction form
    433,490.24/650,169.66 = 117,971.76/x
  3. Step 3: Cross multiply
    433,490.24x = 650,169.66 × 117,971.76
  4. Step 4: Simplify right side
    433,490.24x = 76,701,659,088.80
  5. Step 5: Solve for x
    x = 76,701,659,088.80/433,490.24
  6. Step 6: Final answer
    x = 176,939.76

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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.