Home / 764,814.10-1,147,221.15-735,783.70

Finding the Fourth Proportional to 764,814.10, 1,147,221.15 and 735,783.70

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Solution

The fourth proportional to 764,814.10, 1,147,221.15 and 735,783.70 is: 1,103,675.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,814.10 : 1,147,221.15 = 735,783.70 : x
  2. Step 2: Convert to fraction form
    764,814.10/1,147,221.15 = 735,783.70/x
  3. Step 3: Cross multiply
    764,814.10x = 1,147,221.15 × 735,783.70
  4. Step 4: Simplify right side
    764,814.10x = 844,106,622,465.26
  5. Step 5: Solve for x
    x = 844,106,622,465.26/764,814.10
  6. Step 6: Final answer
    x = 1,103,675.55

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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.