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Finding the Fourth Proportional to 526,664.29, 726,796.46 and 297,269.72

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Solution

The fourth proportional to 526,664.29, 726,796.46 and 297,269.72 is: 410,232.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,664.29 : 726,796.46 = 297,269.72 : x
  2. Step 2: Convert to fraction form
    526,664.29/726,796.46 = 297,269.72/x
  3. Step 3: Cross multiply
    526,664.29x = 726,796.46 × 297,269.72
  4. Step 4: Simplify right side
    526,664.29x = 216,054,580,161.19
  5. Step 5: Solve for x
    x = 216,054,580,161.19/526,664.29
  6. Step 6: Final answer
    x = 410,232.07

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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.