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Finding the Fourth Proportional to 302,405.56, 453,354.11 and 202,260.10

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Solution

The fourth proportional to 302,405.56, 453,354.11 and 202,260.10 is: 303,220.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,405.56 : 453,354.11 = 202,260.10 : x
  2. Step 2: Convert to fraction form
    302,405.56/453,354.11 = 202,260.10/x
  3. Step 3: Cross multiply
    302,405.56x = 453,354.11 × 202,260.10
  4. Step 4: Simplify right side
    302,405.56x = 91,695,447,624.01
  5. Step 5: Solve for x
    x = 91,695,447,624.01/302,405.56
  6. Step 6: Final answer
    x = 303,220.11

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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.