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Finding the Fourth Proportional to 537,133.01, 741,228.73 and 295,415.64

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Solution

The fourth proportional to 537,133.01, 741,228.73 and 295,415.64 is: 407,665.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,133.01 : 741,228.73 = 295,415.64 : x
  2. Step 2: Convert to fraction form
    537,133.01/741,228.73 = 295,415.64/x
  3. Step 3: Cross multiply
    537,133.01x = 741,228.73 × 295,415.64
  4. Step 4: Simplify right side
    537,133.01x = 218,970,558,920.80
  5. Step 5: Solve for x
    x = 218,970,558,920.80/537,133.01
  6. Step 6: Final answer
    x = 407,665.43

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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.