Home / 801,977.73-1,106,588.61-457,656.45

Finding the Fourth Proportional to 801,977.73, 1,106,588.61 and 457,656.45

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Solution

The fourth proportional to 801,977.73, 1,106,588.61 and 457,656.45 is: 631,485.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,977.73 : 1,106,588.61 = 457,656.45 : x
  2. Step 2: Convert to fraction form
    801,977.73/1,106,588.61 = 457,656.45/x
  3. Step 3: Cross multiply
    801,977.73x = 1,106,588.61 × 457,656.45
  4. Step 4: Simplify right side
    801,977.73x = 506,437,414,863.04
  5. Step 5: Solve for x
    x = 506,437,414,863.04/801,977.73
  6. Step 6: Final answer
    x = 631,485.63

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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.