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Finding the Fourth Proportional to 302,580.45, 453,870.68 and 203,047.65

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Solution

The fourth proportional to 302,580.45, 453,870.68 and 203,047.65 is: 304,571.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,580.45 : 453,870.68 = 203,047.65 : x
  2. Step 2: Convert to fraction form
    302,580.45/453,870.68 = 203,047.65/x
  3. Step 3: Cross multiply
    302,580.45x = 453,870.68 × 203,047.65
  4. Step 4: Simplify right side
    302,580.45x = 92,157,373,962.66
  5. Step 5: Solve for x
    x = 92,157,373,962.66/302,580.45
  6. Step 6: Final answer
    x = 304,571.48

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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.