Home / 797,269.55-1,100,200.26-470,687.78

Finding the Fourth Proportional to 797,269.55, 1,100,200.26 and 470,687.78

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Solution

The fourth proportional to 797,269.55, 1,100,200.26 and 470,687.78 is: 649,530.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,269.55 : 1,100,200.26 = 470,687.78 : x
  2. Step 2: Convert to fraction form
    797,269.55/1,100,200.26 = 470,687.78/x
  3. Step 3: Cross multiply
    797,269.55x = 1,100,200.26 × 470,687.78
  4. Step 4: Simplify right side
    797,269.55x = 517,850,812,433.82
  5. Step 5: Solve for x
    x = 517,850,812,433.82/797,269.55
  6. Step 6: Final answer
    x = 649,530.41

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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.