Home / 802,133.87-1,106,836.41-457,947.92

Finding the Fourth Proportional to 802,133.87, 1,106,836.41 and 457,947.92

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Solution

The fourth proportional to 802,133.87, 1,106,836.41 and 457,947.92 is: 631,906.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,133.87 : 1,106,836.41 = 457,947.92 : x
  2. Step 2: Convert to fraction form
    802,133.87/1,106,836.41 = 457,947.92/x
  3. Step 3: Cross multiply
    802,133.87x = 1,106,836.41 × 457,947.92
  4. Step 4: Simplify right side
    802,133.87x = 506,873,423,915.85
  5. Step 5: Solve for x
    x = 506,873,423,915.85/802,133.87
  6. Step 6: Final answer
    x = 631,906.27

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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.