Home / 797,687.52-1,100,812.20-435,119.28

Finding the Fourth Proportional to 797,687.52, 1,100,812.20 and 435,119.28

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Solution

The fourth proportional to 797,687.52, 1,100,812.20 and 435,119.28 is: 600,466.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,687.52 : 1,100,812.20 = 435,119.28 : x
  2. Step 2: Convert to fraction form
    797,687.52/1,100,812.20 = 435,119.28/x
  3. Step 3: Cross multiply
    797,687.52x = 1,100,812.20 × 435,119.28
  4. Step 4: Simplify right side
    797,687.52x = 478,984,611,879.22
  5. Step 5: Solve for x
    x = 478,984,611,879.22/797,687.52
  6. Step 6: Final answer
    x = 600,466.47

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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.