Home / 770,441.82-1,155,820.38-264,937.14

Finding the Fourth Proportional to 770,441.82, 1,155,820.38 and 264,937.14

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Solution

The fourth proportional to 770,441.82, 1,155,820.38 and 264,937.14 is: 397,459.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,441.82 : 1,155,820.38 = 264,937.14 : x
  2. Step 2: Convert to fraction form
    770,441.82/1,155,820.38 = 264,937.14/x
  3. Step 3: Cross multiply
    770,441.82x = 1,155,820.38 × 264,937.14
  4. Step 4: Simplify right side
    770,441.82x = 306,219,745,830.91
  5. Step 5: Solve for x
    x = 306,219,745,830.91/770,441.82
  6. Step 6: Final answer
    x = 397,459.92

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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.