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Finding the Fourth Proportional to 924.36, 1,275.49 and 610.23

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Solution

The fourth proportional to 924.36, 1,275.49 and 610.23 is: 842.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    924.36 : 1,275.49 = 610.23 : x
  2. Step 2: Convert to fraction form
    924.36/1,275.49 = 610.23/x
  3. Step 3: Cross multiply
    924.36x = 1,275.49 × 610.23
  4. Step 4: Simplify right side
    924.36x = 778,338.24
  5. Step 5: Solve for x
    x = 778,338.24/924.36
  6. Step 6: Final answer
    x = 842.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.