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Finding the Fourth Proportional to 906.14, 1,250.04 and 533.10

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Solution

The fourth proportional to 906.14, 1,250.04 and 533.10 is: 735.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    906.14 : 1,250.04 = 533.10 : x
  2. Step 2: Convert to fraction form
    906.14/1,250.04 = 533.10/x
  3. Step 3: Cross multiply
    906.14x = 1,250.04 × 533.10
  4. Step 4: Simplify right side
    906.14x = 666,396.32
  5. Step 5: Solve for x
    x = 666,396.32/906.14
  6. Step 6: Final answer
    x = 735.42

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Double scale
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1.5x scale

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.