Home / 316,295.04-436,492.62-173,067.60

Finding the Fourth Proportional to 316,295.04, 436,492.62 and 173,067.60

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Solution

The fourth proportional to 316,295.04, 436,492.62 and 173,067.60 is: 238,836.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,295.04 : 436,492.62 = 173,067.60 : x
  2. Step 2: Convert to fraction form
    316,295.04/436,492.62 = 173,067.60/x
  3. Step 3: Cross multiply
    316,295.04x = 436,492.62 × 173,067.60
  4. Step 4: Simplify right side
    316,295.04x = 75,542,730,161.11
  5. Step 5: Solve for x
    x = 75,542,730,161.11/316,295.04
  6. Step 6: Final answer
    x = 238,836.28

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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.