Home / 349,926.28-482,977.04-228,997.51

Finding the Fourth Proportional to 349,926.28, 482,977.04 and 228,997.51

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Solution

The fourth proportional to 349,926.28, 482,977.04 and 228,997.51 is: 316,068.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,926.28 : 482,977.04 = 228,997.51 : x
  2. Step 2: Convert to fraction form
    349,926.28/482,977.04 = 228,997.51/x
  3. Step 3: Cross multiply
    349,926.28x = 482,977.04 × 228,997.51
  4. Step 4: Simplify right side
    349,926.28x = 110,600,538,402.18
  5. Step 5: Solve for x
    x = 110,600,538,402.18/349,926.28
  6. Step 6: Final answer
    x = 316,068.11

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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.