Home / 1,732.44-2,598.70-621.93

Finding the Fourth Proportional to 1,732.44, 2,598.70 and 621.93

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Solution

The fourth proportional to 1,732.44, 2,598.70 and 621.93 is: 932.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732.44 : 2,598.70 = 621.93 : x
  2. Step 2: Convert to fraction form
    1,732.44/2,598.70 = 621.93/x
  3. Step 3: Cross multiply
    1,732.44x = 2,598.70 × 621.93
  4. Step 4: Simplify right side
    1,732.44x = 1,616,209.49
  5. Step 5: Solve for x
    x = 1,616,209.49/1,732.44
  6. Step 6: Final answer
    x = 932.91

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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.