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Finding the Fourth Proportional to 503.55, 753.48 and 464.82

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Solution

The fourth proportional to 503.55, 753.48 and 464.82 is: 695.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.55 : 753.48 = 464.82 : x
  2. Step 2: Convert to fraction form
    503.55/753.48 = 464.82/x
  3. Step 3: Cross multiply
    503.55x = 753.48 × 464.82
  4. Step 4: Simplify right side
    503.55x = 350,232.57
  5. Step 5: Solve for x
    x = 350,232.57/503.55
  6. Step 6: Final answer
    x = 695.53

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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.