Home / 316,682.28-437,005.22-173,414.60

Finding the Fourth Proportional to 316,682.28, 437,005.22 and 173,414.60

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Solution

The fourth proportional to 316,682.28, 437,005.22 and 173,414.60 is: 239,303.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,682.28 : 437,005.22 = 173,414.60 : x
  2. Step 2: Convert to fraction form
    316,682.28/437,005.22 = 173,414.60/x
  3. Step 3: Cross multiply
    316,682.28x = 437,005.22 × 173,414.60
  4. Step 4: Simplify right side
    316,682.28x = 75,783,085,424.21
  5. Step 5: Solve for x
    x = 75,783,085,424.21/316,682.28
  6. Step 6: Final answer
    x = 239,303.21

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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.