Home / 822,618.54-1,135,271.43-460,076.13

Finding the Fourth Proportional to 822,618.54, 1,135,271.43 and 460,076.13

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Solution

The fourth proportional to 822,618.54, 1,135,271.43 and 460,076.13 is: 634,937.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,618.54 : 1,135,271.43 = 460,076.13 : x
  2. Step 2: Convert to fraction form
    822,618.54/1,135,271.43 = 460,076.13/x
  3. Step 3: Cross multiply
    822,618.54x = 1,135,271.43 × 460,076.13
  4. Step 4: Simplify right side
    822,618.54x = 522,311,286,013.97
  5. Step 5: Solve for x
    x = 522,311,286,013.97/822,618.54
  6. Step 6: Final answer
    x = 634,937.41

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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.