Home / 822,987.54-1,234,356.55-223,995.38

Finding the Fourth Proportional to 822,987.54, 1,234,356.55 and 223,995.38

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Solution

The fourth proportional to 822,987.54, 1,234,356.55 and 223,995.38 is: 335,959.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,987.54 : 1,234,356.55 = 223,995.38 : x
  2. Step 2: Convert to fraction form
    822,987.54/1,234,356.55 = 223,995.38/x
  3. Step 3: Cross multiply
    822,987.54x = 1,234,356.55 × 223,995.38
  4. Step 4: Simplify right side
    822,987.54x = 276,490,157,740.97
  5. Step 5: Solve for x
    x = 276,490,157,740.97/822,987.54
  6. Step 6: Final answer
    x = 335,959.11

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1.5x scale

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.