Home / 725,398.57-1,000,739.44-452,993.60

Finding the Fourth Proportional to 725,398.57, 1,000,739.44 and 452,993.60

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Solution

The fourth proportional to 725,398.57, 1,000,739.44 and 452,993.60 is: 624,937.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,398.57 : 1,000,739.44 = 452,993.60 : x
  2. Step 2: Convert to fraction form
    725,398.57/1,000,739.44 = 452,993.60/x
  3. Step 3: Cross multiply
    725,398.57x = 1,000,739.44 × 452,993.60
  4. Step 4: Simplify right side
    725,398.57x = 453,328,556,478.43
  5. Step 5: Solve for x
    x = 453,328,556,478.43/725,398.57
  6. Step 6: Final answer
    x = 624,937.21

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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.