Home / 789,923.52-1,184,359.68-435,104.64

Finding the Fourth Proportional to 789,923.52, 1,184,359.68 and 435,104.64

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Solution

The fourth proportional to 789,923.52, 1,184,359.68 and 435,104.64 is: 652,367.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,923.52 : 1,184,359.68 = 435,104.64 : x
  2. Step 2: Convert to fraction form
    789,923.52/1,184,359.68 = 435,104.64/x
  3. Step 3: Cross multiply
    789,923.52x = 1,184,359.68 × 435,104.64
  4. Step 4: Simplify right side
    789,923.52x = 515,320,392,196.92
  5. Step 5: Solve for x
    x = 515,320,392,196.92/789,923.52
  6. Step 6: Final answer
    x = 652,367.45

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1.5x scale

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.