Home / 1,532.30-2,298.41-436.66

Finding the Fourth Proportional to 1,532.30, 2,298.41 and 436.66

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Solution

The fourth proportional to 1,532.30, 2,298.41 and 436.66 is: 654.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532.30 : 2,298.41 = 436.66 : x
  2. Step 2: Convert to fraction form
    1,532.30/2,298.41 = 436.66/x
  3. Step 3: Cross multiply
    1,532.30x = 2,298.41 × 436.66
  4. Step 4: Simplify right side
    1,532.30x = 1,003,617.42
  5. Step 5: Solve for x
    x = 1,003,617.42/1,532.30
  6. Step 6: Final answer
    x = 654.97

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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.