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Finding the Fourth Proportional to 453,522.24, 679,842.24 and 216,803.52

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Solution

The fourth proportional to 453,522.24, 679,842.24 and 216,803.52 is: 324,994.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,522.24 : 679,842.24 = 216,803.52 : x
  2. Step 2: Convert to fraction form
    453,522.24/679,842.24 = 216,803.52/x
  3. Step 3: Cross multiply
    453,522.24x = 679,842.24 × 216,803.52
  4. Step 4: Simplify right side
    453,522.24x = 147,392,190,676.69
  5. Step 5: Solve for x
    x = 147,392,190,676.69/453,522.24
  6. Step 6: Final answer
    x = 324,994.41

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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.