Home / 302,483.16-453,690.18-80,884.44

Finding the Fourth Proportional to 302,483.16, 453,690.18 and 80,884.44

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Solution

The fourth proportional to 302,483.16, 453,690.18 and 80,884.44 is: 121,317.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,483.16 : 453,690.18 = 80,884.44 : x
  2. Step 2: Convert to fraction form
    302,483.16/453,690.18 = 80,884.44/x
  3. Step 3: Cross multiply
    302,483.16x = 453,690.18 × 80,884.44
  4. Step 4: Simplify right side
    302,483.16x = 36,696,476,142.80
  5. Step 5: Solve for x
    x = 36,696,476,142.80/302,483.16
  6. Step 6: Final answer
    x = 121,317.42

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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.