Home / 316,270.95-436,458.83-173,033.38

Finding the Fourth Proportional to 316,270.95, 436,458.83 and 173,033.38

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Solution

The fourth proportional to 316,270.95, 436,458.83 and 173,033.38 is: 238,788.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,270.95 : 436,458.83 = 173,033.38 : x
  2. Step 2: Convert to fraction form
    316,270.95/436,458.83 = 173,033.38/x
  3. Step 3: Cross multiply
    316,270.95x = 436,458.83 × 173,033.38
  4. Step 4: Simplify right side
    316,270.95x = 75,521,945,720.58
  5. Step 5: Solve for x
    x = 75,521,945,720.58/316,270.95
  6. Step 6: Final answer
    x = 238,788.76

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1.5x scale

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.