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Finding the Fourth Proportional to 302,463.95, 453,674.05 and 144,650.03

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Solution

The fourth proportional to 302,463.95, 453,674.05 and 144,650.03 is: 216,964.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,463.95 : 453,674.05 = 144,650.03 : x
  2. Step 2: Convert to fraction form
    302,463.95/453,674.05 = 144,650.03/x
  3. Step 3: Cross multiply
    302,463.95x = 453,674.05 × 144,650.03
  4. Step 4: Simplify right side
    302,463.95x = 65,623,964,942.72
  5. Step 5: Solve for x
    x = 65,623,964,942.72/302,463.95
  6. Step 6: Final answer
    x = 216,964.58

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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.