Home / 888,271.20-1,333,443.60-509,493.60

Finding the Fourth Proportional to 888,271.20, 1,333,443.60 and 509,493.60

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Solution

The fourth proportional to 888,271.20, 1,333,443.60 and 509,493.60 is: 764,835.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,271.20 : 1,333,443.60 = 509,493.60 : x
  2. Step 2: Convert to fraction form
    888,271.20/1,333,443.60 = 509,493.60/x
  3. Step 3: Cross multiply
    888,271.20x = 1,333,443.60 × 509,493.60
  4. Step 4: Simplify right side
    888,271.20x = 679,380,980,160.96
  5. Step 5: Solve for x
    x = 679,380,980,160.96/888,271.20
  6. Step 6: Final answer
    x = 764,835.09

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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.