Home / 495,086.16-683,219.72-268,731.60

Finding the Fourth Proportional to 495,086.16, 683,219.72 and 268,731.60

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Solution

The fourth proportional to 495,086.16, 683,219.72 and 268,731.60 is: 370,850.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,086.16 : 683,219.72 = 268,731.60 : x
  2. Step 2: Convert to fraction form
    495,086.16/683,219.72 = 268,731.60/x
  3. Step 3: Cross multiply
    495,086.16x = 683,219.72 × 268,731.60
  4. Step 4: Simplify right side
    495,086.16x = 183,602,728,507.15
  5. Step 5: Solve for x
    x = 183,602,728,507.15/495,086.16
  6. Step 6: Final answer
    x = 370,850.05

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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.