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Finding the Fourth Proportional to 589,170.14, 813,060.27 and 334,526.78

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Solution

The fourth proportional to 589,170.14, 813,060.27 and 334,526.78 is: 461,650.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,170.14 : 813,060.27 = 334,526.78 : x
  2. Step 2: Convert to fraction form
    589,170.14/813,060.27 = 334,526.78/x
  3. Step 3: Cross multiply
    589,170.14x = 813,060.27 × 334,526.78
  4. Step 4: Simplify right side
    589,170.14x = 271,990,434,069.03
  5. Step 5: Solve for x
    x = 271,990,434,069.03/589,170.14
  6. Step 6: Final answer
    x = 461,650.07

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Similar ratio
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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.