Home / 1,034.10-1,551.25-340.77

Finding the Fourth Proportional to 1,034.10, 1,551.25 and 340.77

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Solution

The fourth proportional to 1,034.10, 1,551.25 and 340.77 is: 511.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034.10 : 1,551.25 = 340.77 : x
  2. Step 2: Convert to fraction form
    1,034.10/1,551.25 = 340.77/x
  3. Step 3: Cross multiply
    1,034.10x = 1,551.25 × 340.77
  4. Step 4: Simplify right side
    1,034.10x = 528,619.46
  5. Step 5: Solve for x
    x = 528,619.46/1,034.10
  6. Step 6: Final answer
    x = 511.19

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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.