Home / 340,766.68-470,261.28-187,810.44

Finding the Fourth Proportional to 340,766.68, 470,261.28 and 187,810.44

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Solution

The fourth proportional to 340,766.68, 470,261.28 and 187,810.44 is: 259,180.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,766.68 : 470,261.28 = 187,810.44 : x
  2. Step 2: Convert to fraction form
    340,766.68/470,261.28 = 187,810.44/x
  3. Step 3: Cross multiply
    340,766.68x = 470,261.28 × 187,810.44
  4. Step 4: Simplify right side
    340,766.68x = 88,319,977,911.76
  5. Step 5: Solve for x
    x = 88,319,977,911.76/340,766.68
  6. Step 6: Final answer
    x = 259,180.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.