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Finding the Fourth Proportional to 797,601.56, 1,101,057.24 and 688,271

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Solution

The fourth proportional to 797,601.56, 1,101,057.24 and 688,271 is: 950,130.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,601.56 : 1,101,057.24 = 688,271 : x
  2. Step 2: Convert to fraction form
    797,601.56/1,101,057.24 = 688,271/x
  3. Step 3: Cross multiply
    797,601.56x = 1,101,057.24 × 688,271
  4. Step 4: Simplify right side
    797,601.56x = 757,825,767,632.04
  5. Step 5: Solve for x
    x = 757,825,767,632.04/797,601.56
  6. Step 6: Final answer
    x = 950,130.75

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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.