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Finding the Fourth Proportional to 1,505.54, 2,258.33 and 410.01

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Solution

The fourth proportional to 1,505.54, 2,258.33 and 410.01 is: 615.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505.54 : 2,258.33 = 410.01 : x
  2. Step 2: Convert to fraction form
    1,505.54/2,258.33 = 410.01/x
  3. Step 3: Cross multiply
    1,505.54x = 2,258.33 × 410.01
  4. Step 4: Simplify right side
    1,505.54x = 925,935.83
  5. Step 5: Solve for x
    x = 925,935.83/1,505.54
  6. Step 6: Final answer
    x = 615.02

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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.