Home / 348,932.84-523,554.78-127,265

Finding the Fourth Proportional to 348,932.84, 523,554.78 and 127,265

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Solution

The fourth proportional to 348,932.84, 523,554.78 and 127,265 is: 190,954.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,932.84 : 523,554.78 = 127,265 : x
  2. Step 2: Convert to fraction form
    348,932.84/523,554.78 = 127,265/x
  3. Step 3: Cross multiply
    348,932.84x = 523,554.78 × 127,265
  4. Step 4: Simplify right side
    348,932.84x = 66,630,199,076.70
  5. Step 5: Solve for x
    x = 66,630,199,076.70/348,932.84
  6. Step 6: Final answer
    x = 190,954.22

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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.