Home / 770,160.16-1,155,163.12-237,536.80

Finding the Fourth Proportional to 770,160.16, 1,155,163.12 and 237,536.80

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Solution

The fourth proportional to 770,160.16, 1,155,163.12 and 237,536.80 is: 356,281.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,160.16 : 1,155,163.12 = 237,536.80 : x
  2. Step 2: Convert to fraction form
    770,160.16/1,155,163.12 = 237,536.80/x
  3. Step 3: Cross multiply
    770,160.16x = 1,155,163.12 × 237,536.80
  4. Step 4: Simplify right side
    770,160.16x = 274,393,751,002.82
  5. Step 5: Solve for x
    x = 274,393,751,002.82/770,160.16
  6. Step 6: Final answer
    x = 356,281.41

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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.