Home / 317,247.12-437,813.28-174,013.20

Finding the Fourth Proportional to 317,247.12, 437,813.28 and 174,013.20

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Solution

The fourth proportional to 317,247.12, 437,813.28 and 174,013.20 is: 240,144.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,247.12 : 437,813.28 = 174,013.20 : x
  2. Step 2: Convert to fraction form
    317,247.12/437,813.28 = 174,013.20/x
  3. Step 3: Cross multiply
    317,247.12x = 437,813.28 × 174,013.20
  4. Step 4: Simplify right side
    317,247.12x = 76,185,289,855.30
  5. Step 5: Solve for x
    x = 76,185,289,855.30/317,247.12
  6. Step 6: Final answer
    x = 240,144.94

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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.