Home / 757,087.16-1,133,268.78-557,632.76

Finding the Fourth Proportional to 757,087.16, 1,133,268.78 and 557,632.76

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Solution

The fourth proportional to 757,087.16, 1,133,268.78 and 557,632.76 is: 834,709.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,087.16 : 1,133,268.78 = 557,632.76 : x
  2. Step 2: Convert to fraction form
    757,087.16/1,133,268.78 = 557,632.76/x
  3. Step 3: Cross multiply
    757,087.16x = 1,133,268.78 × 557,632.76
  4. Step 4: Simplify right side
    757,087.16x = 631,947,797,613.23
  5. Step 5: Solve for x
    x = 631,947,797,613.23/757,087.16
  6. Step 6: Final answer
    x = 834,709.44

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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.