Home / 787,233.60-1,180,850.40-288,532.80

Finding the Fourth Proportional to 787,233.60, 1,180,850.40 and 288,532.80

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Solution

The fourth proportional to 787,233.60, 1,180,850.40 and 288,532.80 is: 432,799.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,233.60 : 1,180,850.40 = 288,532.80 : x
  2. Step 2: Convert to fraction form
    787,233.60/1,180,850.40 = 288,532.80/x
  3. Step 3: Cross multiply
    787,233.60x = 1,180,850.40 × 288,532.80
  4. Step 4: Simplify right side
    787,233.60x = 340,714,072,293.12
  5. Step 5: Solve for x
    x = 340,714,072,293.12/787,233.60
  6. Step 6: Final answer
    x = 432,799.20

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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.