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Finding the Fourth Proportional to 302,297.06, 453,626.26 and 112,890.44

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Solution

The fourth proportional to 302,297.06, 453,626.26 and 112,890.44 is: 169,403.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,297.06 : 453,626.26 = 112,890.44 : x
  2. Step 2: Convert to fraction form
    302,297.06/453,626.26 = 112,890.44/x
  3. Step 3: Cross multiply
    302,297.06x = 453,626.26 × 112,890.44
  4. Step 4: Simplify right side
    302,297.06x = 51,210,068,938.79
  5. Step 5: Solve for x
    x = 51,210,068,938.79/302,297.06
  6. Step 6: Final answer
    x = 169,403.13

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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.