Home / 822,934.80-1,232,069.40-729,622.80

Finding the Fourth Proportional to 822,934.80, 1,232,069.40 and 729,622.80

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Solution

The fourth proportional to 822,934.80, 1,232,069.40 and 729,622.80 is: 1,092,365.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,934.80 : 1,232,069.40 = 729,622.80 : x
  2. Step 2: Convert to fraction form
    822,934.80/1,232,069.40 = 729,622.80/x
  3. Step 3: Cross multiply
    822,934.80x = 1,232,069.40 × 729,622.80
  4. Step 4: Simplify right side
    822,934.80x = 898,945,925,422.32
  5. Step 5: Solve for x
    x = 898,945,925,422.32/822,934.80
  6. Step 6: Final answer
    x = 1,092,365.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.