Home / 407,097.28-610,647.54-170,273.86

Finding the Fourth Proportional to 407,097.28, 610,647.54 and 170,273.86

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Solution

The fourth proportional to 407,097.28, 610,647.54 and 170,273.86 is: 255,411.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,097.28 : 610,647.54 = 170,273.86 : x
  2. Step 2: Convert to fraction form
    407,097.28/610,647.54 = 170,273.86/x
  3. Step 3: Cross multiply
    407,097.28x = 610,647.54 × 170,273.86
  4. Step 4: Simplify right side
    407,097.28x = 103,977,313,735.30
  5. Step 5: Solve for x
    x = 103,977,313,735.30/407,097.28
  6. Step 6: Final answer
    x = 255,411.47

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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.