Home / 305,933.01-458,741.93-137,308.77

Finding the Fourth Proportional to 305,933.01, 458,741.93 and 137,308.77

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Solution

The fourth proportional to 305,933.01, 458,741.93 and 137,308.77 is: 205,892.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,933.01 : 458,741.93 = 137,308.77 : x
  2. Step 2: Convert to fraction form
    305,933.01/458,741.93 = 137,308.77/x
  3. Step 3: Cross multiply
    305,933.01x = 458,741.93 × 137,308.77
  4. Step 4: Simplify right side
    305,933.01x = 62,989,289,469.18
  5. Step 5: Solve for x
    x = 62,989,289,469.18/305,933.01
  6. Step 6: Final answer
    x = 205,892.43

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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.