Home / 1,529.15-2,293.72-433.51

Finding the Fourth Proportional to 1,529.15, 2,293.72 and 433.51

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Solution

The fourth proportional to 1,529.15, 2,293.72 and 433.51 is: 650.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.15 : 2,293.72 = 433.51 : x
  2. Step 2: Convert to fraction form
    1,529.15/2,293.72 = 433.51/x
  3. Step 3: Cross multiply
    1,529.15x = 2,293.72 × 433.51
  4. Step 4: Simplify right side
    1,529.15x = 994,343.74
  5. Step 5: Solve for x
    x = 994,343.74/1,529.15
  6. Step 6: Final answer
    x = 650.26

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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.