Home / 890,259.46-1,228,618.33-502,940.54

Finding the Fourth Proportional to 890,259.46, 1,228,618.33 and 502,940.54

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Solution

The fourth proportional to 890,259.46, 1,228,618.33 and 502,940.54 is: 694,092.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,259.46 : 1,228,618.33 = 502,940.54 : x
  2. Step 2: Convert to fraction form
    890,259.46/1,228,618.33 = 502,940.54/x
  3. Step 3: Cross multiply
    890,259.46x = 1,228,618.33 × 502,940.54
  4. Step 4: Simplify right side
    890,259.46x = 617,921,968,158.29
  5. Step 5: Solve for x
    x = 617,921,968,158.29/890,259.46
  6. Step 6: Final answer
    x = 694,092.00

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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.