Home / 884,794.60-1,220,963.94-502,768.36

Finding the Fourth Proportional to 884,794.60, 1,220,963.94 and 502,768.36

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Solution

The fourth proportional to 884,794.60, 1,220,963.94 and 502,768.36 is: 693,790.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,794.60 : 1,220,963.94 = 502,768.36 : x
  2. Step 2: Convert to fraction form
    884,794.60/1,220,963.94 = 502,768.36/x
  3. Step 3: Cross multiply
    884,794.60x = 1,220,963.94 × 502,768.36
  4. Step 4: Simplify right side
    884,794.60x = 613,862,037,732.94
  5. Step 5: Solve for x
    x = 613,862,037,732.94/884,794.60
  6. Step 6: Final answer
    x = 693,790.44

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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.