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Finding the Fourth Proportional to 302,201.40, 453,302.10 and 181,932.60

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Solution

The fourth proportional to 302,201.40, 453,302.10 and 181,932.60 is: 272,898.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,201.40 : 453,302.10 = 181,932.60 : x
  2. Step 2: Convert to fraction form
    302,201.40/453,302.10 = 181,932.60/x
  3. Step 3: Cross multiply
    302,201.40x = 453,302.10 × 181,932.60
  4. Step 4: Simplify right side
    302,201.40x = 82,470,429,638.46
  5. Step 5: Solve for x
    x = 82,470,429,638.46/302,201.40
  6. Step 6: Final answer
    x = 272,898.90

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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.