Home / 726,908.48-1,090,829.28-352,727.36

Finding the Fourth Proportional to 726,908.48, 1,090,829.28 and 352,727.36

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Solution

The fourth proportional to 726,908.48, 1,090,829.28 and 352,727.36 is: 529,317.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,908.48 : 1,090,829.28 = 352,727.36 : x
  2. Step 2: Convert to fraction form
    726,908.48/1,090,829.28 = 352,727.36/x
  3. Step 3: Cross multiply
    726,908.48x = 1,090,829.28 × 352,727.36
  4. Step 4: Simplify right side
    726,908.48x = 384,765,332,145.10
  5. Step 5: Solve for x
    x = 384,765,332,145.10/726,908.48
  6. Step 6: Final answer
    x = 529,317.44

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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.