Home / 445,918.37-615,192.17-254,829.24

Finding the Fourth Proportional to 445,918.37, 615,192.17 and 254,829.24

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Solution

The fourth proportional to 445,918.37, 615,192.17 and 254,829.24 is: 351,564.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,918.37 : 615,192.17 = 254,829.24 : x
  2. Step 2: Convert to fraction form
    445,918.37/615,192.17 = 254,829.24/x
  3. Step 3: Cross multiply
    445,918.37x = 615,192.17 × 254,829.24
  4. Step 4: Simplify right side
    445,918.37x = 156,768,951,860.91
  5. Step 5: Solve for x
    x = 156,768,951,860.91/445,918.37
  6. Step 6: Final answer
    x = 351,564.24

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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.