Home / 387,284.27-581,024.96-227,495.31

Finding the Fourth Proportional to 387,284.27, 581,024.96 and 227,495.31

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Solution

The fourth proportional to 387,284.27, 581,024.96 and 227,495.31 is: 341,300.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,284.27 : 581,024.96 = 227,495.31 : x
  2. Step 2: Convert to fraction form
    387,284.27/581,024.96 = 227,495.31/x
  3. Step 3: Cross multiply
    387,284.27x = 581,024.96 × 227,495.31
  4. Step 4: Simplify right side
    387,284.27x = 132,180,452,255.46
  5. Step 5: Solve for x
    x = 132,180,452,255.46/387,284.27
  6. Step 6: Final answer
    x = 341,300.86

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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.