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Finding the Fourth Proportional to 1,456.22, 2,184.35 and 482.33

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Solution

The fourth proportional to 1,456.22, 2,184.35 and 482.33 is: 723.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456.22 : 2,184.35 = 482.33 : x
  2. Step 2: Convert to fraction form
    1,456.22/2,184.35 = 482.33/x
  3. Step 3: Cross multiply
    1,456.22x = 2,184.35 × 482.33
  4. Step 4: Simplify right side
    1,456.22x = 1,053,580.58
  5. Step 5: Solve for x
    x = 1,053,580.58/1,456.22
  6. Step 6: Final answer
    x = 723.50

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.