Home / 673,530.28-1,012,460.64-541,872.88

Finding the Fourth Proportional to 673,530.28, 1,012,460.64 and 541,872.88

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Solution

The fourth proportional to 673,530.28, 1,012,460.64 and 541,872.88 is: 814,551.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,530.28 : 1,012,460.64 = 541,872.88 : x
  2. Step 2: Convert to fraction form
    673,530.28/1,012,460.64 = 541,872.88/x
  3. Step 3: Cross multiply
    673,530.28x = 1,012,460.64 × 541,872.88
  4. Step 4: Simplify right side
    673,530.28x = 548,624,962,883.44
  5. Step 5: Solve for x
    x = 548,624,962,883.44/673,530.28
  6. Step 6: Final answer
    x = 814,551.30

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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.