Home / 823,952.30-1,236,657.45-486,571.10

Finding the Fourth Proportional to 823,952.30, 1,236,657.45 and 486,571.10

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Solution

The fourth proportional to 823,952.30, 1,236,657.45 and 486,571.10 is: 730,287.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,952.30 : 1,236,657.45 = 486,571.10 : x
  2. Step 2: Convert to fraction form
    823,952.30/1,236,657.45 = 486,571.10/x
  3. Step 3: Cross multiply
    823,952.30x = 1,236,657.45 × 486,571.10
  4. Step 4: Simplify right side
    823,952.30x = 601,721,775,769.70
  5. Step 5: Solve for x
    x = 601,721,775,769.70/823,952.30
  6. Step 6: Final answer
    x = 730,287.15

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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.