Home / 317,304.32-437,877.41-172,109.73

Finding the Fourth Proportional to 317,304.32, 437,877.41 and 172,109.73

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Solution

The fourth proportional to 317,304.32, 437,877.41 and 172,109.73 is: 237,510.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,304.32 : 437,877.41 = 172,109.73 : x
  2. Step 2: Convert to fraction form
    317,304.32/437,877.41 = 172,109.73/x
  3. Step 3: Cross multiply
    317,304.32x = 437,877.41 × 172,109.73
  4. Step 4: Simplify right side
    317,304.32x = 75,362,959,758.26
  5. Step 5: Solve for x
    x = 75,362,959,758.26/317,304.32
  6. Step 6: Final answer
    x = 237,510.04

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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.