Home / 789,045.60-1,182,207.60-367,456.80

Finding the Fourth Proportional to 789,045.60, 1,182,207.60 and 367,456.80

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Solution

The fourth proportional to 789,045.60, 1,182,207.60 and 367,456.80 is: 550,551.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,045.60 : 1,182,207.60 = 367,456.80 : x
  2. Step 2: Convert to fraction form
    789,045.60/1,182,207.60 = 367,456.80/x
  3. Step 3: Cross multiply
    789,045.60x = 1,182,207.60 × 367,456.80
  4. Step 4: Simplify right side
    789,045.60x = 434,410,221,631.68
  5. Step 5: Solve for x
    x = 434,410,221,631.68/789,045.60
  6. Step 6: Final answer
    x = 550,551.48

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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.