Home / 302,198.58-453,314.04-77,560.95

Finding the Fourth Proportional to 302,198.58, 453,314.04 and 77,560.95

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Solution

The fourth proportional to 302,198.58, 453,314.04 and 77,560.95 is: 116,345.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,198.58 : 453,314.04 = 77,560.95 : x
  2. Step 2: Convert to fraction form
    302,198.58/453,314.04 = 77,560.95/x
  3. Step 3: Cross multiply
    302,198.58x = 453,314.04 × 77,560.95
  4. Step 4: Simplify right side
    302,198.58x = 35,159,467,590.74
  5. Step 5: Solve for x
    x = 35,159,467,590.74/302,198.58
  6. Step 6: Final answer
    x = 116,345.58

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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.