Home / 822,882.12-1,133,053.97-720,333.69

Finding the Fourth Proportional to 822,882.12, 1,133,053.97 and 720,333.69

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Solution

The fourth proportional to 822,882.12, 1,133,053.97 and 720,333.69 is: 991,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,882.12 : 1,133,053.97 = 720,333.69 : x
  2. Step 2: Convert to fraction form
    822,882.12/1,133,053.97 = 720,333.69/x
  3. Step 3: Cross multiply
    822,882.12x = 1,133,053.97 × 720,333.69
  4. Step 4: Simplify right side
    822,882.12x = 816,176,943,577.58
  5. Step 5: Solve for x
    x = 816,176,943,577.58/822,882.12
  6. Step 6: Final answer
    x = 991,851.60

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1.5x scale

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.