Home / 1,529.67-2,294.50-434.04

Finding the Fourth Proportional to 1,529.67, 2,294.50 and 434.04

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Solution

The fourth proportional to 1,529.67, 2,294.50 and 434.04 is: 651.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.67 : 2,294.50 = 434.04 : x
  2. Step 2: Convert to fraction form
    1,529.67/2,294.50 = 434.04/x
  3. Step 3: Cross multiply
    1,529.67x = 2,294.50 × 434.04
  4. Step 4: Simplify right side
    1,529.67x = 995,891.14
  5. Step 5: Solve for x
    x = 995,891.14/1,529.67
  6. Step 6: Final answer
    x = 651.05

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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.