Home / 764,110.20-1,146,165.30-706,373.40

Finding the Fourth Proportional to 764,110.20, 1,146,165.30 and 706,373.40

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Solution

The fourth proportional to 764,110.20, 1,146,165.30 and 706,373.40 is: 1,059,560.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,110.20 : 1,146,165.30 = 706,373.40 : x
  2. Step 2: Convert to fraction form
    764,110.20/1,146,165.30 = 706,373.40/x
  3. Step 3: Cross multiply
    764,110.20x = 1,146,165.30 × 706,373.40
  4. Step 4: Simplify right side
    764,110.20x = 809,620,679,923.02
  5. Step 5: Solve for x
    x = 809,620,679,923.02/764,110.20
  6. Step 6: Final answer
    x = 1,059,560.10

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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.