Home / 1,529.17-2,293.75-433.54

Finding the Fourth Proportional to 1,529.17, 2,293.75 and 433.54

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Solution

The fourth proportional to 1,529.17, 2,293.75 and 433.54 is: 650.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.17 : 2,293.75 = 433.54 : x
  2. Step 2: Convert to fraction form
    1,529.17/2,293.75 = 433.54/x
  3. Step 3: Cross multiply
    1,529.17x = 2,293.75 × 433.54
  4. Step 4: Simplify right side
    1,529.17x = 994,421.26
  5. Step 5: Solve for x
    x = 994,421.26/1,529.17
  6. Step 6: Final answer
    x = 650.30

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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.