Home / 305,923.41-458,837.69-156,274.29

Finding the Fourth Proportional to 305,923.41, 458,837.69 and 156,274.29

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Solution

The fourth proportional to 305,923.41, 458,837.69 and 156,274.29 is: 234,387.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,923.41 : 458,837.69 = 156,274.29 : x
  2. Step 2: Convert to fraction form
    305,923.41/458,837.69 = 156,274.29/x
  3. Step 3: Cross multiply
    305,923.41x = 458,837.69 × 156,274.29
  4. Step 4: Simplify right side
    305,923.41x = 71,704,533,448.62
  5. Step 5: Solve for x
    x = 71,704,533,448.62/305,923.41
  6. Step 6: Final answer
    x = 234,387.21

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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.