Home / 316,268.82-436,438.53-173,025.18

Finding the Fourth Proportional to 316,268.82, 436,438.53 and 173,025.18

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Solution

The fourth proportional to 316,268.82, 436,438.53 and 173,025.18 is: 238,767.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,268.82 : 436,438.53 = 173,025.18 : x
  2. Step 2: Convert to fraction form
    316,268.82/436,438.53 = 173,025.18/x
  3. Step 3: Cross multiply
    316,268.82x = 436,438.53 × 173,025.18
  4. Step 4: Simplify right side
    316,268.82x = 75,514,855,212.19
  5. Step 5: Solve for x
    x = 75,514,855,212.19/316,268.82
  6. Step 6: Final answer
    x = 238,767.94

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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.