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Finding the Fourth Proportional to 1,567.44, 2,351.16 and 527.25

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Solution

The fourth proportional to 1,567.44, 2,351.16 and 527.25 is: 790.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.44 : 2,351.16 = 527.25 : x
  2. Step 2: Convert to fraction form
    1,567.44/2,351.16 = 527.25/x
  3. Step 3: Cross multiply
    1,567.44x = 2,351.16 × 527.25
  4. Step 4: Simplify right side
    1,567.44x = 1,239,649.11
  5. Step 5: Solve for x
    x = 1,239,649.11/1,567.44
  6. Step 6: Final answer
    x = 790.88

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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.