Home / 317,522.56-438,179.58-174,285.04

Finding the Fourth Proportional to 317,522.56, 438,179.58 and 174,285.04

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Solution

The fourth proportional to 317,522.56, 438,179.58 and 174,285.04 is: 240,512.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,522.56 : 438,179.58 = 174,285.04 : x
  2. Step 2: Convert to fraction form
    317,522.56/438,179.58 = 174,285.04/x
  3. Step 3: Cross multiply
    317,522.56x = 438,179.58 × 174,285.04
  4. Step 4: Simplify right side
    317,522.56x = 76,368,145,627.48
  5. Step 5: Solve for x
    x = 76,368,145,627.48/317,522.56
  6. Step 6: Final answer
    x = 240,512.50

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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.