Home / 376,764.84-519,927.12-204,678.36

Finding the Fourth Proportional to 376,764.84, 519,927.12 and 204,678.36

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Solution

The fourth proportional to 376,764.84, 519,927.12 and 204,678.36 is: 282,451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,764.84 : 519,927.12 = 204,678.36 : x
  2. Step 2: Convert to fraction form
    376,764.84/519,927.12 = 204,678.36/x
  3. Step 3: Cross multiply
    376,764.84x = 519,927.12 × 204,678.36
  4. Step 4: Simplify right side
    376,764.84x = 106,417,830,241.12
  5. Step 5: Solve for x
    x = 106,417,830,241.12/376,764.84
  6. Step 6: Final answer
    x = 282,451.60

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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.