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Finding the Fourth Proportional to 536,803.19, 740,789.27 and 295,087.29

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Solution

The fourth proportional to 536,803.19, 740,789.27 and 295,087.29 is: 407,220.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,803.19 : 740,789.27 = 295,087.29 : x
  2. Step 2: Convert to fraction form
    536,803.19/740,789.27 = 295,087.29/x
  3. Step 3: Cross multiply
    536,803.19x = 740,789.27 × 295,087.29
  4. Step 4: Simplify right side
    536,803.19x = 218,597,496,669.94
  5. Step 5: Solve for x
    x = 218,597,496,669.94/536,803.19
  6. Step 6: Final answer
    x = 407,220.94

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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.