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Finding the Fourth Proportional to 302,571.70, 453,857.55 and 92,220.10

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Solution

The fourth proportional to 302,571.70, 453,857.55 and 92,220.10 is: 138,330.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,571.70 : 453,857.55 = 92,220.10 : x
  2. Step 2: Convert to fraction form
    302,571.70/453,857.55 = 92,220.10/x
  3. Step 3: Cross multiply
    302,571.70x = 453,857.55 × 92,220.10
  4. Step 4: Simplify right side
    302,571.70x = 41,854,788,646.76
  5. Step 5: Solve for x
    x = 41,854,788,646.76/302,571.70
  6. Step 6: Final answer
    x = 138,330.15

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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.