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Finding the Fourth Proportional to 365,938.30, 505,304.84 and 230,016.02

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Solution

The fourth proportional to 365,938.30, 505,304.84 and 230,016.02 is: 317,616.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,938.30 : 505,304.84 = 230,016.02 : x
  2. Step 2: Convert to fraction form
    365,938.30/505,304.84 = 230,016.02/x
  3. Step 3: Cross multiply
    365,938.30x = 505,304.84 × 230,016.02
  4. Step 4: Simplify right side
    365,938.30x = 116,228,205,657.01
  5. Step 5: Solve for x
    x = 116,228,205,657.01/365,938.30
  6. Step 6: Final answer
    x = 317,616.95

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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.