Home / 1,529.36-2,294.03-433.58

Finding the Fourth Proportional to 1,529.36, 2,294.03 and 433.58

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Solution

The fourth proportional to 1,529.36, 2,294.03 and 433.58 is: 650.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.36 : 2,294.03 = 433.58 : x
  2. Step 2: Convert to fraction form
    1,529.36/2,294.03 = 433.58/x
  3. Step 3: Cross multiply
    1,529.36x = 2,294.03 × 433.58
  4. Step 4: Simplify right side
    1,529.36x = 994,642.20
  5. Step 5: Solve for x
    x = 994,642.20/1,529.36
  6. Step 6: Final answer
    x = 650.37

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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.