Home / 773,063.34-1,159,575.89-299,748.80

Finding the Fourth Proportional to 773,063.34, 1,159,575.89 and 299,748.80

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Solution

The fourth proportional to 773,063.34, 1,159,575.89 and 299,748.80 is: 449,615.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,063.34 : 1,159,575.89 = 299,748.80 : x
  2. Step 2: Convert to fraction form
    773,063.34/1,159,575.89 = 299,748.80/x
  3. Step 3: Cross multiply
    773,063.34x = 1,159,575.89 × 299,748.80
  4. Step 4: Simplify right side
    773,063.34x = 347,581,474,239.81
  5. Step 5: Solve for x
    x = 347,581,474,239.81/773,063.34
  6. Step 6: Final answer
    x = 449,615.78

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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.