Home / 456,197.38-684,252.24-140,569.54

Finding the Fourth Proportional to 456,197.38, 684,252.24 and 140,569.54

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Solution

The fourth proportional to 456,197.38, 684,252.24 and 140,569.54 is: 210,840.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,197.38 : 684,252.24 = 140,569.54 : x
  2. Step 2: Convert to fraction form
    456,197.38/684,252.24 = 140,569.54/x
  3. Step 3: Cross multiply
    456,197.38x = 684,252.24 × 140,569.54
  4. Step 4: Simplify right side
    456,197.38x = 96,185,022,620.77
  5. Step 5: Solve for x
    x = 96,185,022,620.77/456,197.38
  6. Step 6: Final answer
    x = 210,840.80

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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.