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Finding the Fourth Proportional to 467,361.51, 644,943.65 and 295,371.74

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Solution

The fourth proportional to 467,361.51, 644,943.65 and 295,371.74 is: 407,603.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,361.51 : 644,943.65 = 295,371.74 : x
  2. Step 2: Convert to fraction form
    467,361.51/644,943.65 = 295,371.74/x
  3. Step 3: Cross multiply
    467,361.51x = 644,943.65 × 295,371.74
  4. Step 4: Simplify right side
    467,361.51x = 190,498,123,400.87
  5. Step 5: Solve for x
    x = 190,498,123,400.87/467,361.51
  6. Step 6: Final answer
    x = 407,603.36

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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.