Home / 352,004.02-485,766.60-190,859.11

Finding the Fourth Proportional to 352,004.02, 485,766.60 and 190,859.11

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Solution

The fourth proportional to 352,004.02, 485,766.60 and 190,859.11 is: 263,386.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,004.02 : 485,766.60 = 190,859.11 : x
  2. Step 2: Convert to fraction form
    352,004.02/485,766.60 = 190,859.11/x
  3. Step 3: Cross multiply
    352,004.02x = 485,766.60 × 190,859.11
  4. Step 4: Simplify right side
    352,004.02x = 92,712,980,943.73
  5. Step 5: Solve for x
    x = 92,712,980,943.73/352,004.02
  6. Step 6: Final answer
    x = 263,386.14

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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.