Home / 369,936.82-510,857.80-272,284.54

Finding the Fourth Proportional to 369,936.82, 510,857.80 and 272,284.54

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Solution

The fourth proportional to 369,936.82, 510,857.80 and 272,284.54 is: 376,006.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,936.82 : 510,857.80 = 272,284.54 : x
  2. Step 2: Convert to fraction form
    369,936.82/510,857.80 = 272,284.54/x
  3. Step 3: Cross multiply
    369,936.82x = 510,857.80 × 272,284.54
  4. Step 4: Simplify right side
    369,936.82x = 139,098,679,503.46
  5. Step 5: Solve for x
    x = 139,098,679,503.46/369,936.82
  6. Step 6: Final answer
    x = 376,006.58

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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.