Home / 789,038.60-1,182,197.10-367,449.80

Finding the Fourth Proportional to 789,038.60, 1,182,197.10 and 367,449.80

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Solution

The fourth proportional to 789,038.60, 1,182,197.10 and 367,449.80 is: 550,540.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,038.60 : 1,182,197.10 = 367,449.80 : x
  2. Step 2: Convert to fraction form
    789,038.60/1,182,197.10 = 367,449.80/x
  3. Step 3: Cross multiply
    789,038.60x = 1,182,197.10 × 367,449.80
  4. Step 4: Simplify right side
    789,038.60x = 434,398,087,955.58
  5. Step 5: Solve for x
    x = 434,398,087,955.58/789,038.60
  6. Step 6: Final answer
    x = 550,540.98

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Double scale
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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.