Home / 436,899.26-655,506.69-152,631.79

Finding the Fourth Proportional to 436,899.26, 655,506.69 and 152,631.79

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Solution

The fourth proportional to 436,899.26, 655,506.69 and 152,631.79 is: 229,002.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,899.26 : 655,506.69 = 152,631.79 : x
  2. Step 2: Convert to fraction form
    436,899.26/655,506.69 = 152,631.79/x
  3. Step 3: Cross multiply
    436,899.26x = 655,506.69 × 152,631.79
  4. Step 4: Simplify right side
    436,899.26x = 100,051,157,812.91
  5. Step 5: Solve for x
    x = 100,051,157,812.91/436,899.26
  6. Step 6: Final answer
    x = 229,002.81

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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.