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Finding the Fourth Proportional to 426,083.57, 588,007.64 and 235,109.27

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Solution

The fourth proportional to 426,083.57, 588,007.64 and 235,109.27 is: 324,457.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,083.57 : 588,007.64 = 235,109.27 : x
  2. Step 2: Convert to fraction form
    426,083.57/588,007.64 = 235,109.27/x
  3. Step 3: Cross multiply
    426,083.57x = 588,007.64 × 235,109.27
  4. Step 4: Simplify right side
    426,083.57x = 138,246,042,879.24
  5. Step 5: Solve for x
    x = 138,246,042,879.24/426,083.57
  6. Step 6: Final answer
    x = 324,457.58

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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.