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Finding the Fourth Proportional to 460.14, 690.33 and 152.03

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Solution

The fourth proportional to 460.14, 690.33 and 152.03 is: 228.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.14 : 690.33 = 152.03 : x
  2. Step 2: Convert to fraction form
    460.14/690.33 = 152.03/x
  3. Step 3: Cross multiply
    460.14x = 690.33 × 152.03
  4. Step 4: Simplify right side
    460.14x = 104,947.42
  5. Step 5: Solve for x
    x = 104,947.42/460.14
  6. Step 6: Final answer
    x = 228.08

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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.