Home / 797,114.87-1,100,009.43-434,530.73

Finding the Fourth Proportional to 797,114.87, 1,100,009.43 and 434,530.73

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Solution

The fourth proportional to 797,114.87, 1,100,009.43 and 434,530.73 is: 599,647.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,114.87 : 1,100,009.43 = 434,530.73 : x
  2. Step 2: Convert to fraction form
    797,114.87/1,100,009.43 = 434,530.73/x
  3. Step 3: Cross multiply
    797,114.87x = 1,100,009.43 × 434,530.73
  4. Step 4: Simplify right side
    797,114.87x = 477,987,900,624.78
  5. Step 5: Solve for x
    x = 477,987,900,624.78/797,114.87
  6. Step 6: Final answer
    x = 599,647.45

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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.