Home / 361,046.22-498,259.37-199,901.28

Finding the Fourth Proportional to 361,046.22, 498,259.37 and 199,901.28

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Solution

The fourth proportional to 361,046.22, 498,259.37 and 199,901.28 is: 275,872.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,046.22 : 498,259.37 = 199,901.28 : x
  2. Step 2: Convert to fraction form
    361,046.22/498,259.37 = 199,901.28/x
  3. Step 3: Cross multiply
    361,046.22x = 498,259.37 × 199,901.28
  4. Step 4: Simplify right side
    361,046.22x = 99,602,684,835.49
  5. Step 5: Solve for x
    x = 99,602,684,835.49/361,046.22
  6. Step 6: Final answer
    x = 275,872.39

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1.5x scale

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.