Home / 585,977.10-878,309.55-333,378.60

Finding the Fourth Proportional to 585,977.10, 878,309.55 and 333,378.60

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Solution

The fourth proportional to 585,977.10, 878,309.55 and 333,378.60 is: 499,694.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,977.10 : 878,309.55 = 333,378.60 : x
  2. Step 2: Convert to fraction form
    585,977.10/878,309.55 = 333,378.60/x
  3. Step 3: Cross multiply
    585,977.10x = 878,309.55 × 333,378.60
  4. Step 4: Simplify right side
    585,977.10x = 292,809,608,145.63
  5. Step 5: Solve for x
    x = 292,809,608,145.63/585,977.10
  6. Step 6: Final answer
    x = 499,694.63

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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.