Home / 349,546.74-523,115.34-214,521.18

Finding the Fourth Proportional to 349,546.74, 523,115.34 and 214,521.18

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Solution

The fourth proportional to 349,546.74, 523,115.34 and 214,521.18 is: 321,042.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,546.74 : 523,115.34 = 214,521.18 : x
  2. Step 2: Convert to fraction form
    349,546.74/523,115.34 = 214,521.18/x
  3. Step 3: Cross multiply
    349,546.74x = 523,115.34 × 214,521.18
  4. Step 4: Simplify right side
    349,546.74x = 112,219,320,012.90
  5. Step 5: Solve for x
    x = 112,219,320,012.90/349,546.74
  6. Step 6: Final answer
    x = 321,042.39

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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.