Home / 461,898.24-637,280.34-268,268.64

Finding the Fourth Proportional to 461,898.24, 637,280.34 and 268,268.64

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Solution

The fourth proportional to 461,898.24, 637,280.34 and 268,268.64 is: 370,129.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,898.24 : 637,280.34 = 268,268.64 : x
  2. Step 2: Convert to fraction form
    461,898.24/637,280.34 = 268,268.64/x
  3. Step 3: Cross multiply
    461,898.24x = 637,280.34 × 268,268.64
  4. Step 4: Simplify right side
    461,898.24x = 170,962,330,110.54
  5. Step 5: Solve for x
    x = 170,962,330,110.54/461,898.24
  6. Step 6: Final answer
    x = 370,129.86

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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.