Home / 698,791.44-1,048,177.44-398,631.36

Finding the Fourth Proportional to 698,791.44, 1,048,177.44 and 398,631.36

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Solution

The fourth proportional to 698,791.44, 1,048,177.44 and 398,631.36 is: 597,941.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,791.44 : 1,048,177.44 = 398,631.36 : x
  2. Step 2: Convert to fraction form
    698,791.44/1,048,177.44 = 398,631.36/x
  3. Step 3: Cross multiply
    698,791.44x = 1,048,177.44 × 398,631.36
  4. Step 4: Simplify right side
    698,791.44x = 417,836,398,428.52
  5. Step 5: Solve for x
    x = 417,836,398,428.52/698,791.44
  6. Step 6: Final answer
    x = 597,941.50

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1.5x scale

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.