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Finding the Fourth Proportional to 503.08, 750.18 and 468.46

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Solution

The fourth proportional to 503.08, 750.18 and 468.46 is: 698.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.08 : 750.18 = 468.46 : x
  2. Step 2: Convert to fraction form
    503.08/750.18 = 468.46/x
  3. Step 3: Cross multiply
    503.08x = 750.18 × 468.46
  4. Step 4: Simplify right side
    503.08x = 351,429.32
  5. Step 5: Solve for x
    x = 351,429.32/503.08
  6. Step 6: Final answer
    x = 698.56

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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.