Home / 613,215.54-919,976.60-603,044.36

Finding the Fourth Proportional to 613,215.54, 919,976.60 and 603,044.36

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Solution

The fourth proportional to 613,215.54, 919,976.60 and 603,044.36 is: 904,717.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,215.54 : 919,976.60 = 603,044.36 : x
  2. Step 2: Convert to fraction form
    613,215.54/919,976.60 = 603,044.36/x
  3. Step 3: Cross multiply
    613,215.54x = 919,976.60 × 603,044.36
  4. Step 4: Simplify right side
    613,215.54x = 554,786,699,961.98
  5. Step 5: Solve for x
    x = 554,786,699,961.98/613,215.54
  6. Step 6: Final answer
    x = 904,717.29

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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.