Home / 832,845.52-1,249,766-765,086.80

Finding the Fourth Proportional to 832,845.52, 1,249,766 and 765,086.80

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Solution

The fourth proportional to 832,845.52, 1,249,766 and 765,086.80 is: 1,148,087.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,845.52 : 1,249,766 = 765,086.80 : x
  2. Step 2: Convert to fraction form
    832,845.52/1,249,766 = 765,086.80/x
  3. Step 3: Cross multiply
    832,845.52x = 1,249,766 × 765,086.80
  4. Step 4: Simplify right side
    832,845.52x = 956,179,469,688.80
  5. Step 5: Solve for x
    x = 956,179,469,688.80/832,845.52
  6. Step 6: Final answer
    x = 1,148,087.43

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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.