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Finding the Fourth Proportional to 344,264.40, 475,043.40 and 191,301.84

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Solution

The fourth proportional to 344,264.40, 475,043.40 and 191,301.84 is: 263,973.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,264.40 : 475,043.40 = 191,301.84 : x
  2. Step 2: Convert to fraction form
    344,264.40/475,043.40 = 191,301.84/x
  3. Step 3: Cross multiply
    344,264.40x = 475,043.40 × 191,301.84
  4. Step 4: Simplify right side
    344,264.40x = 90,876,676,499.86
  5. Step 5: Solve for x
    x = 90,876,676,499.86/344,264.40
  6. Step 6: Final answer
    x = 263,973.49

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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.