Home / 1,500.34-2,250.26-404.64

Finding the Fourth Proportional to 1,500.34, 2,250.26 and 404.64

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Solution

The fourth proportional to 1,500.34, 2,250.26 and 404.64 is: 606.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500.34 : 2,250.26 = 404.64 : x
  2. Step 2: Convert to fraction form
    1,500.34/2,250.26 = 404.64/x
  3. Step 3: Cross multiply
    1,500.34x = 2,250.26 × 404.64
  4. Step 4: Simplify right side
    1,500.34x = 910,545.21
  5. Step 5: Solve for x
    x = 910,545.21/1,500.34
  6. Step 6: Final answer
    x = 606.89

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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.