Home / 797,200.50-1,100,180.46-457,690.62

Finding the Fourth Proportional to 797,200.50, 1,100,180.46 and 457,690.62

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Solution

The fourth proportional to 797,200.50, 1,100,180.46 and 457,690.62 is: 631,638.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,200.50 : 1,100,180.46 = 457,690.62 : x
  2. Step 2: Convert to fraction form
    797,200.50/1,100,180.46 = 457,690.62/x
  3. Step 3: Cross multiply
    797,200.50x = 1,100,180.46 × 457,690.62
  4. Step 4: Simplify right side
    797,200.50x = 503,542,276,849.29
  5. Step 5: Solve for x
    x = 503,542,276,849.29/797,200.50
  6. Step 6: Final answer
    x = 631,638.18

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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.