Home / 302,716.20-454,074.30-202,924.20

Finding the Fourth Proportional to 302,716.20, 454,074.30 and 202,924.20

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Solution

The fourth proportional to 302,716.20, 454,074.30 and 202,924.20 is: 304,386.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,716.20 : 454,074.30 = 202,924.20 : x
  2. Step 2: Convert to fraction form
    302,716.20/454,074.30 = 202,924.20/x
  3. Step 3: Cross multiply
    302,716.20x = 454,074.30 × 202,924.20
  4. Step 4: Simplify right side
    302,716.20x = 92,142,664,068.06
  5. Step 5: Solve for x
    x = 92,142,664,068.06/302,716.20
  6. Step 6: Final answer
    x = 304,386.30

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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.