Home / 207,018.20-310,527.30-180,774.20

Finding the Fourth Proportional to 207,018.20, 310,527.30 and 180,774.20

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Solution

The fourth proportional to 207,018.20, 310,527.30 and 180,774.20 is: 271,161.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,018.20 : 310,527.30 = 180,774.20 : x
  2. Step 2: Convert to fraction form
    207,018.20/310,527.30 = 180,774.20/x
  3. Step 3: Cross multiply
    207,018.20x = 310,527.30 × 180,774.20
  4. Step 4: Simplify right side
    207,018.20x = 56,135,324,235.66
  5. Step 5: Solve for x
    x = 56,135,324,235.66/207,018.20
  6. Step 6: Final answer
    x = 271,161.30

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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.