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Finding the Fourth Proportional to 536,961.71, 741,009.91 and 295,259.87

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Solution

The fourth proportional to 536,961.71, 741,009.91 and 295,259.87 is: 407,460.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,961.71 : 741,009.91 = 295,259.87 : x
  2. Step 2: Convert to fraction form
    536,961.71/741,009.91 = 295,259.87/x
  3. Step 3: Cross multiply
    536,961.71x = 741,009.91 × 295,259.87
  4. Step 4: Simplify right side
    536,961.71x = 218,790,485,990.26
  5. Step 5: Solve for x
    x = 218,790,485,990.26/536,961.71
  6. Step 6: Final answer
    x = 407,460.13

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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.