Home / 698,621.46-1,047,932.06-299,003.10

Finding the Fourth Proportional to 698,621.46, 1,047,932.06 and 299,003.10

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Solution

The fourth proportional to 698,621.46, 1,047,932.06 and 299,003.10 is: 448,504.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,621.46 : 1,047,932.06 = 299,003.10 : x
  2. Step 2: Convert to fraction form
    698,621.46/1,047,932.06 = 299,003.10/x
  3. Step 3: Cross multiply
    698,621.46x = 1,047,932.06 × 299,003.10
  4. Step 4: Simplify right side
    698,621.46x = 313,334,933,034.37
  5. Step 5: Solve for x
    x = 313,334,933,034.37/698,621.46
  6. Step 6: Final answer
    x = 448,504.59

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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.