Home / 252,022.60-377,450.70-172,707.40

Finding the Fourth Proportional to 252,022.60, 377,450.70 and 172,707.40

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Solution

The fourth proportional to 252,022.60, 377,450.70 and 172,707.40 is: 258,661.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,022.60 : 377,450.70 = 172,707.40 : x
  2. Step 2: Convert to fraction form
    252,022.60/377,450.70 = 172,707.40/x
  3. Step 3: Cross multiply
    252,022.60x = 377,450.70 × 172,707.40
  4. Step 4: Simplify right side
    252,022.60x = 65,188,529,025.18
  5. Step 5: Solve for x
    x = 65,188,529,025.18/252,022.60
  6. Step 6: Final answer
    x = 258,661.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.