Home / 1,473.14-2,209.71-607.52

Finding the Fourth Proportional to 1,473.14, 2,209.71 and 607.52

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Solution

The fourth proportional to 1,473.14, 2,209.71 and 607.52 is: 911.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.14 : 2,209.71 = 607.52 : x
  2. Step 2: Convert to fraction form
    1,473.14/2,209.71 = 607.52/x
  3. Step 3: Cross multiply
    1,473.14x = 2,209.71 × 607.52
  4. Step 4: Simplify right side
    1,473.14x = 1,342,443.02
  5. Step 5: Solve for x
    x = 1,342,443.02/1,473.14
  6. Step 6: Final answer
    x = 911.28

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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.