Home / 350,776.20-483,956.40-214,668.24

Finding the Fourth Proportional to 350,776.20, 483,956.40 and 214,668.24

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Solution

The fourth proportional to 350,776.20, 483,956.40 and 214,668.24 is: 296,171.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,776.20 : 483,956.40 = 214,668.24 : x
  2. Step 2: Convert to fraction form
    350,776.20/483,956.40 = 214,668.24/x
  3. Step 3: Cross multiply
    350,776.20x = 483,956.40 × 214,668.24
  4. Step 4: Simplify right side
    350,776.20x = 103,890,068,624.74
  5. Step 5: Solve for x
    x = 103,890,068,624.74/350,776.20
  6. Step 6: Final answer
    x = 296,171.94

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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.