Home / 1,204.02-1,806.10-338.32

Finding the Fourth Proportional to 1,204.02, 1,806.10 and 338.32

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Solution

The fourth proportional to 1,204.02, 1,806.10 and 338.32 is: 507.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204.02 : 1,806.10 = 338.32 : x
  2. Step 2: Convert to fraction form
    1,204.02/1,806.10 = 338.32/x
  3. Step 3: Cross multiply
    1,204.02x = 1,806.10 × 338.32
  4. Step 4: Simplify right side
    1,204.02x = 611,039.75
  5. Step 5: Solve for x
    x = 611,039.75/1,204.02
  6. Step 6: Final answer
    x = 507.50

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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.