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Finding the Fourth Proportional to 431,082.84, 594,871.74 and 240,092.76

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Solution

The fourth proportional to 431,082.84, 594,871.74 and 240,092.76 is: 331,315.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,082.84 : 594,871.74 = 240,092.76 : x
  2. Step 2: Convert to fraction form
    431,082.84/594,871.74 = 240,092.76/x
  3. Step 3: Cross multiply
    431,082.84x = 594,871.74 × 240,092.76
  4. Step 4: Simplify right side
    431,082.84x = 142,824,397,902.60
  5. Step 5: Solve for x
    x = 142,824,397,902.60/431,082.84
  6. Step 6: Final answer
    x = 331,315.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.