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Finding the Fourth Proportional to 792,751.76, 1,093,686 and 453,037.76

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Solution

The fourth proportional to 792,751.76, 1,093,686 and 453,037.76 is: 625,014.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,751.76 : 1,093,686 = 453,037.76 : x
  2. Step 2: Convert to fraction form
    792,751.76/1,093,686 = 453,037.76/x
  3. Step 3: Cross multiply
    792,751.76x = 1,093,686 × 453,037.76
  4. Step 4: Simplify right side
    792,751.76x = 495,481,055,583.36
  5. Step 5: Solve for x
    x = 495,481,055,583.36/792,751.76
  6. Step 6: Final answer
    x = 625,014.14

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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.