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Finding the Fourth Proportional to 791,889.83, 1,093,710.10 and 536,798.15

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Solution

The fourth proportional to 791,889.83, 1,093,710.10 and 536,798.15 is: 741,392.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,889.83 : 1,093,710.10 = 536,798.15 : x
  2. Step 2: Convert to fraction form
    791,889.83/1,093,710.10 = 536,798.15/x
  3. Step 3: Cross multiply
    791,889.83x = 1,093,710.10 × 536,798.15
  4. Step 4: Simplify right side
    791,889.83x = 587,101,552,847.77
  5. Step 5: Solve for x
    x = 587,101,552,847.77/791,889.83
  6. Step 6: Final answer
    x = 741,392.97

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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.