Home / 606,029.48-906,798.76-485,721.53

Finding the Fourth Proportional to 606,029.48, 906,798.76 and 485,721.53

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Solution

The fourth proportional to 606,029.48, 906,798.76 and 485,721.53 is: 726,782.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,029.48 : 906,798.76 = 485,721.53 : x
  2. Step 2: Convert to fraction form
    606,029.48/906,798.76 = 485,721.53/x
  3. Step 3: Cross multiply
    606,029.48x = 906,798.76 × 485,721.53
  4. Step 4: Simplify right side
    606,029.48x = 440,451,681,493.68
  5. Step 5: Solve for x
    x = 440,451,681,493.68/606,029.48
  6. Step 6: Final answer
    x = 726,782.60

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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.