Home / 874,346.38-1,206,549.86-481,802.02

Finding the Fourth Proportional to 874,346.38, 1,206,549.86 and 481,802.02

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Solution

The fourth proportional to 874,346.38, 1,206,549.86 and 481,802.02 is: 664,860.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,346.38 : 1,206,549.86 = 481,802.02 : x
  2. Step 2: Convert to fraction form
    874,346.38/1,206,549.86 = 481,802.02/x
  3. Step 3: Cross multiply
    874,346.38x = 1,206,549.86 × 481,802.02
  4. Step 4: Simplify right side
    874,346.38x = 581,318,159,778.72
  5. Step 5: Solve for x
    x = 581,318,159,778.72/874,346.38
  6. Step 6: Final answer
    x = 664,860.26

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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.