Home / 668,286.12-1,002,614.16-308,567.04

Finding the Fourth Proportional to 668,286.12, 1,002,614.16 and 308,567.04

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Solution

The fourth proportional to 668,286.12, 1,002,614.16 and 308,567.04 is: 462,935.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,286.12 : 1,002,614.16 = 308,567.04 : x
  2. Step 2: Convert to fraction form
    668,286.12/1,002,614.16 = 308,567.04/x
  3. Step 3: Cross multiply
    668,286.12x = 1,002,614.16 × 308,567.04
  4. Step 4: Simplify right side
    668,286.12x = 309,373,683,613.29
  5. Step 5: Solve for x
    x = 309,373,683,613.29/668,286.12
  6. Step 6: Final answer
    x = 462,935.97

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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.