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Finding the Fourth Proportional to 344,282.70, 475,097.49 and 191,330.40

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Solution

The fourth proportional to 344,282.70, 475,097.49 and 191,330.40 is: 264,028.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,282.70 : 475,097.49 = 191,330.40 : x
  2. Step 2: Convert to fraction form
    344,282.70/475,097.49 = 191,330.40/x
  3. Step 3: Cross multiply
    344,282.70x = 475,097.49 × 191,330.40
  4. Step 4: Simplify right side
    344,282.70x = 90,900,592,800.70
  5. Step 5: Solve for x
    x = 90,900,592,800.70/344,282.70
  6. Step 6: Final answer
    x = 264,028.93

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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.