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Finding the Fourth Proportional to 373.55, 556.58 and 352.60

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Solution

The fourth proportional to 373.55, 556.58 and 352.60 is: 525.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.55 : 556.58 = 352.60 : x
  2. Step 2: Convert to fraction form
    373.55/556.58 = 352.60/x
  3. Step 3: Cross multiply
    373.55x = 556.58 × 352.60
  4. Step 4: Simplify right side
    373.55x = 196,246.95
  5. Step 5: Solve for x
    x = 196,246.95/373.55
  6. Step 6: Final answer
    x = 525.35

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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.