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Finding the Fourth Proportional to 496,306.44, 744,364.68 and 192,700.59

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Solution

The fourth proportional to 496,306.44, 744,364.68 and 192,700.59 is: 289,014.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,306.44 : 744,364.68 = 192,700.59 : x
  2. Step 2: Convert to fraction form
    496,306.44/744,364.68 = 192,700.59/x
  3. Step 3: Cross multiply
    496,306.44x = 744,364.68 × 192,700.59
  4. Step 4: Simplify right side
    496,306.44x = 143,439,513,011.16
  5. Step 5: Solve for x
    x = 143,439,513,011.16/496,306.44
  6. Step 6: Final answer
    x = 289,014.01

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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.