Home / 757,399.82-1,135,017.03-556,141.10

Finding the Fourth Proportional to 757,399.82, 1,135,017.03 and 556,141.10

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Solution

The fourth proportional to 757,399.82, 1,135,017.03 and 556,141.10 is: 833,416.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,399.82 : 1,135,017.03 = 556,141.10 : x
  2. Step 2: Convert to fraction form
    757,399.82/1,135,017.03 = 556,141.10/x
  3. Step 3: Cross multiply
    757,399.82x = 1,135,017.03 × 556,141.10
  4. Step 4: Simplify right side
    757,399.82x = 631,229,619,582.93
  5. Step 5: Solve for x
    x = 631,229,619,582.93/757,399.82
  6. Step 6: Final answer
    x = 833,416.65

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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.