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Finding the Fourth Proportional to 1,204.24, 1,800.20 and 893.20

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Solution

The fourth proportional to 1,204.24, 1,800.20 and 893.20 is: 1,335.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204.24 : 1,800.20 = 893.20 : x
  2. Step 2: Convert to fraction form
    1,204.24/1,800.20 = 893.20/x
  3. Step 3: Cross multiply
    1,204.24x = 1,800.20 × 893.20
  4. Step 4: Simplify right side
    1,204.24x = 1,607,938.64
  5. Step 5: Solve for x
    x = 1,607,938.64/1,204.24
  6. Step 6: Final answer
    x = 1,335.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.