Home / 787,017.36-1,180,775.20-281,567.20

Finding the Fourth Proportional to 787,017.36, 1,180,775.20 and 281,567.20

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Solution

The fourth proportional to 787,017.36, 1,180,775.20 and 281,567.20 is: 422,439.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,017.36 : 1,180,775.20 = 281,567.20 : x
  2. Step 2: Convert to fraction form
    787,017.36/1,180,775.20 = 281,567.20/x
  3. Step 3: Cross multiply
    787,017.36x = 1,180,775.20 × 281,567.20
  4. Step 4: Simplify right side
    787,017.36x = 332,467,566,893.44
  5. Step 5: Solve for x
    x = 332,467,566,893.44/787,017.36
  6. Step 6: Final answer
    x = 422,439.94

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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.