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Finding the Fourth Proportional to 902.28, 1,354.24 and 593.28

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Solution

The fourth proportional to 902.28, 1,354.24 and 593.28 is: 890.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    902.28 : 1,354.24 = 593.28 : x
  2. Step 2: Convert to fraction form
    902.28/1,354.24 = 593.28/x
  3. Step 3: Cross multiply
    902.28x = 1,354.24 × 593.28
  4. Step 4: Simplify right side
    902.28x = 803,443.51
  5. Step 5: Solve for x
    x = 803,443.51/902.28
  6. Step 6: Final answer
    x = 890.46

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Double scale
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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.