Home / 379,936.98-569,639.79-166,602.42

Finding the Fourth Proportional to 379,936.98, 569,639.79 and 166,602.42

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Solution

The fourth proportional to 379,936.98, 569,639.79 and 166,602.42 is: 249,787.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,936.98 : 569,639.79 = 166,602.42 : x
  2. Step 2: Convert to fraction form
    379,936.98/569,639.79 = 166,602.42/x
  3. Step 3: Cross multiply
    379,936.98x = 569,639.79 × 166,602.42
  4. Step 4: Simplify right side
    379,936.98x = 94,903,367,542.29
  5. Step 5: Solve for x
    x = 94,903,367,542.29/379,936.98
  6. Step 6: Final answer
    x = 249,787.13

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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.