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Finding the Fourth Proportional to 656.02, 904.46 and 537.55

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Solution

The fourth proportional to 656.02, 904.46 and 537.55 is: 741.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    656.02 : 904.46 = 537.55 : x
  2. Step 2: Convert to fraction form
    656.02/904.46 = 537.55/x
  3. Step 3: Cross multiply
    656.02x = 904.46 × 537.55
  4. Step 4: Simplify right side
    656.02x = 486,194.73
  5. Step 5: Solve for x
    x = 486,194.73/656.02
  6. Step 6: Final answer
    x = 741.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.