Home / 1,101,213.50-1,651,817.00-302,495.85

Finding the Fourth Proportional to 1,101,213.50, 1,651,817.00 and 302,495.85

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Solution

The fourth proportional to 1,101,213.50, 1,651,817.00 and 302,495.85 is: 453,742.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,213.50 : 1,651,817.00 = 302,495.85 : x
  2. Step 2: Convert to fraction form
    1,101,213.50/1,651,817.00 = 302,495.85/x
  3. Step 3: Cross multiply
    1,101,213.50x = 1,651,817.00 × 302,495.85
  4. Step 4: Simplify right side
    1,101,213.50x = 499,667,788,215.69
  5. Step 5: Solve for x
    x = 499,667,788,215.69/1,101,213.50
  6. Step 6: Final answer
    x = 453,742.88

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Double scale
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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.