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Finding the Fourth Proportional to 609,882.43, 914,754.40 and 160,638.46

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Solution

The fourth proportional to 609,882.43, 914,754.40 and 160,638.46 is: 240,939.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,882.43 : 914,754.40 = 160,638.46 : x
  2. Step 2: Convert to fraction form
    609,882.43/914,754.40 = 160,638.46/x
  3. Step 3: Cross multiply
    609,882.43x = 914,754.40 × 160,638.46
  4. Step 4: Simplify right side
    609,882.43x = 146,944,738,094.22
  5. Step 5: Solve for x
    x = 146,944,738,094.22/609,882.43
  6. Step 6: Final answer
    x = 240,939.45

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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.