Home / 674,491.70-1,011,714.15-169,057.10

Finding the Fourth Proportional to 674,491.70, 1,011,714.15 and 169,057.10

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Solution

The fourth proportional to 674,491.70, 1,011,714.15 and 169,057.10 is: 253,579.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,491.70 : 1,011,714.15 = 169,057.10 : x
  2. Step 2: Convert to fraction form
    674,491.70/1,011,714.15 = 169,057.10/x
  3. Step 3: Cross multiply
    674,491.70x = 1,011,714.15 × 169,057.10
  4. Step 4: Simplify right side
    674,491.70x = 171,037,460,227.97
  5. Step 5: Solve for x
    x = 171,037,460,227.97/674,491.70
  6. Step 6: Final answer
    x = 253,579.78

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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.