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Finding the Fourth Proportional to 768,096.12, 1,060,162.44 and 466,542.84

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Solution

The fourth proportional to 768,096.12, 1,060,162.44 and 466,542.84 is: 643,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,096.12 : 1,060,162.44 = 466,542.84 : x
  2. Step 2: Convert to fraction form
    768,096.12/1,060,162.44 = 466,542.84/x
  3. Step 3: Cross multiply
    768,096.12x = 1,060,162.44 × 466,542.84
  4. Step 4: Simplify right side
    768,096.12x = 494,611,195,618.93
  5. Step 5: Solve for x
    x = 494,611,195,618.93/768,096.12
  6. Step 6: Final answer
    x = 643,944.40

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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.