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Finding the Fourth Proportional to 264.04, 393.40 and 250.06

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Solution

The fourth proportional to 264.04, 393.40 and 250.06 is: 372.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.04 : 393.40 = 250.06 : x
  2. Step 2: Convert to fraction form
    264.04/393.40 = 250.06/x
  3. Step 3: Cross multiply
    264.04x = 393.40 × 250.06
  4. Step 4: Simplify right side
    264.04x = 98,373.60
  5. Step 5: Solve for x
    x = 98,373.60/264.04
  6. Step 6: Final answer
    x = 372.57

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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.