Home / 340,072.54-469,304.04-194,875.45

Finding the Fourth Proportional to 340,072.54, 469,304.04 and 194,875.45

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Solution

The fourth proportional to 340,072.54, 469,304.04 and 194,875.45 is: 268,930.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,072.54 : 469,304.04 = 194,875.45 : x
  2. Step 2: Convert to fraction form
    340,072.54/469,304.04 = 194,875.45/x
  3. Step 3: Cross multiply
    340,072.54x = 469,304.04 × 194,875.45
  4. Step 4: Simplify right side
    340,072.54x = 91,455,835,539.34
  5. Step 5: Solve for x
    x = 91,455,835,539.34/340,072.54
  6. Step 6: Final answer
    x = 268,930.38

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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.