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Finding the Fourth Proportional to 460,024, 690,036 and 127,600

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Solution

The fourth proportional to 460,024, 690,036 and 127,600 is: 191,400

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,024 : 690,036 = 127,600 : x
  2. Step 2: Convert to fraction form
    460,024/690,036 = 127,600/x
  3. Step 3: Cross multiply
    460,024x = 690,036 × 127,600
  4. Step 4: Simplify right side
    460,024x = 88,048,593,600
  5. Step 5: Solve for x
    x = 88,048,593,600/460,024
  6. Step 6: Final answer
    x = 191,400

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.