Home / 822,954.11-1,135,678.34-460,384.02

Finding the Fourth Proportional to 822,954.11, 1,135,678.34 and 460,384.02

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Solution

The fourth proportional to 822,954.11, 1,135,678.34 and 460,384.02 is: 635,330.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,954.11 : 1,135,678.34 = 460,384.02 : x
  2. Step 2: Convert to fraction form
    822,954.11/1,135,678.34 = 460,384.02/x
  3. Step 3: Cross multiply
    822,954.11x = 1,135,678.34 × 460,384.02
  4. Step 4: Simplify right side
    822,954.11x = 522,848,160,747.09
  5. Step 5: Solve for x
    x = 522,848,160,747.09/822,954.11
  6. Step 6: Final answer
    x = 635,330.89

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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.