Home / 725,351.45-1,000,674.46-452,946.41

Finding the Fourth Proportional to 725,351.45, 1,000,674.46 and 452,946.41

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Solution

The fourth proportional to 725,351.45, 1,000,674.46 and 452,946.41 is: 624,872.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,351.45 : 1,000,674.46 = 452,946.41 : x
  2. Step 2: Convert to fraction form
    725,351.45/1,000,674.46 = 452,946.41/x
  3. Step 3: Cross multiply
    725,351.45x = 1,000,674.46 × 452,946.41
  4. Step 4: Simplify right side
    725,351.45x = 453,251,909,179.82
  5. Step 5: Solve for x
    x = 453,251,909,179.82/725,351.45
  6. Step 6: Final answer
    x = 624,872.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.