Home / 376,663.47-519,799.40-204,583.09

Finding the Fourth Proportional to 376,663.47, 519,799.40 and 204,583.09

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Solution

The fourth proportional to 376,663.47, 519,799.40 and 204,583.09 is: 282,326.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,663.47 : 519,799.40 = 204,583.09 : x
  2. Step 2: Convert to fraction form
    376,663.47/519,799.40 = 204,583.09/x
  3. Step 3: Cross multiply
    376,663.47x = 519,799.40 × 204,583.09
  4. Step 4: Simplify right side
    376,663.47x = 106,342,168,888.87
  5. Step 5: Solve for x
    x = 106,342,168,888.87/376,663.47
  6. Step 6: Final answer
    x = 282,326.74

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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.