Home / 442,914.18-611,202.42-251,925.90

Finding the Fourth Proportional to 442,914.18, 611,202.42 and 251,925.90

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Solution

The fourth proportional to 442,914.18, 611,202.42 and 251,925.90 is: 347,646.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,914.18 : 611,202.42 = 251,925.90 : x
  2. Step 2: Convert to fraction form
    442,914.18/611,202.42 = 251,925.90/x
  3. Step 3: Cross multiply
    442,914.18x = 611,202.42 × 251,925.90
  4. Step 4: Simplify right side
    442,914.18x = 153,977,719,740.68
  5. Step 5: Solve for x
    x = 153,977,719,740.68/442,914.18
  6. Step 6: Final answer
    x = 347,646.85

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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.