Home / 776,482.24-1,165,003.62-271,117.67

Finding the Fourth Proportional to 776,482.24, 1,165,003.62 and 271,117.67

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Solution

The fourth proportional to 776,482.24, 1,165,003.62 and 271,117.67 is: 406,774.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,482.24 : 1,165,003.62 = 271,117.67 : x
  2. Step 2: Convert to fraction form
    776,482.24/1,165,003.62 = 271,117.67/x
  3. Step 3: Cross multiply
    776,482.24x = 1,165,003.62 × 271,117.67
  4. Step 4: Simplify right side
    776,482.24x = 315,853,065,640.38
  5. Step 5: Solve for x
    x = 315,853,065,640.38/776,482.24
  6. Step 6: Final answer
    x = 406,774.36

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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.