Home / 317,681.27-476,522.07-199,435.65

Finding the Fourth Proportional to 317,681.27, 476,522.07 and 199,435.65

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Solution

The fourth proportional to 317,681.27, 476,522.07 and 199,435.65 is: 299,153.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,681.27 : 476,522.07 = 199,435.65 : x
  2. Step 2: Convert to fraction form
    317,681.27/476,522.07 = 199,435.65/x
  3. Step 3: Cross multiply
    317,681.27x = 476,522.07 × 199,435.65
  4. Step 4: Simplify right side
    317,681.27x = 95,035,488,769.80
  5. Step 5: Solve for x
    x = 95,035,488,769.80/317,681.27
  6. Step 6: Final answer
    x = 299,153.58

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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.