Home / 764,332.20-1,146,498.30-587,730.60

Finding the Fourth Proportional to 764,332.20, 1,146,498.30 and 587,730.60

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Solution

The fourth proportional to 764,332.20, 1,146,498.30 and 587,730.60 is: 881,595.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,332.20 : 1,146,498.30 = 587,730.60 : x
  2. Step 2: Convert to fraction form
    764,332.20/1,146,498.30 = 587,730.60/x
  3. Step 3: Cross multiply
    764,332.20x = 1,146,498.30 × 587,730.60
  4. Step 4: Simplify right side
    764,332.20x = 673,832,133,757.98
  5. Step 5: Solve for x
    x = 673,832,133,757.98/764,332.20
  6. Step 6: Final answer
    x = 881,595.90

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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.