Home / 348,935.84-523,559.28-127,268

Finding the Fourth Proportional to 348,935.84, 523,559.28 and 127,268

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Solution

The fourth proportional to 348,935.84, 523,559.28 and 127,268 is: 190,958.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,935.84 : 523,559.28 = 127,268 : x
  2. Step 2: Convert to fraction form
    348,935.84/523,559.28 = 127,268/x
  3. Step 3: Cross multiply
    348,935.84x = 523,559.28 × 127,268
  4. Step 4: Simplify right side
    348,935.84x = 66,632,342,447.04
  5. Step 5: Solve for x
    x = 66,632,342,447.04/348,935.84
  6. Step 6: Final answer
    x = 190,958.72

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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.