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Finding the Fourth Proportional to 695.55, 959.52 and 433.53

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Solution

The fourth proportional to 695.55, 959.52 and 433.53 is: 598.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    695.55 : 959.52 = 433.53 : x
  2. Step 2: Convert to fraction form
    695.55/959.52 = 433.53/x
  3. Step 3: Cross multiply
    695.55x = 959.52 × 433.53
  4. Step 4: Simplify right side
    695.55x = 415,980.71
  5. Step 5: Solve for x
    x = 415,980.71/695.55
  6. Step 6: Final answer
    x = 598.06

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1.5x scale

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.