Home / 302,941.28-454,413-92,578.36

Finding the Fourth Proportional to 302,941.28, 454,413 and 92,578.36

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Solution

The fourth proportional to 302,941.28, 454,413 and 92,578.36 is: 138,867.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,941.28 : 454,413 = 92,578.36 : x
  2. Step 2: Convert to fraction form
    302,941.28/454,413 = 92,578.36/x
  3. Step 3: Cross multiply
    302,941.28x = 454,413 × 92,578.36
  4. Step 4: Simplify right side
    302,941.28x = 42,068,810,302.68
  5. Step 5: Solve for x
    x = 42,068,810,302.68/302,941.28
  6. Step 6: Final answer
    x = 138,867.87

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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.