Home / 767,466.99-1,150,817.04-447,728.76

Finding the Fourth Proportional to 767,466.99, 1,150,817.04 and 447,728.76

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Solution

The fourth proportional to 767,466.99, 1,150,817.04 and 447,728.76 is: 671,369.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,466.99 : 1,150,817.04 = 447,728.76 : x
  2. Step 2: Convert to fraction form
    767,466.99/1,150,817.04 = 447,728.76/x
  3. Step 3: Cross multiply
    767,466.99x = 1,150,817.04 × 447,728.76
  4. Step 4: Simplify right side
    767,466.99x = 515,253,886,306.07
  5. Step 5: Solve for x
    x = 515,253,886,306.07/767,466.99
  6. Step 6: Final answer
    x = 671,369.44

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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.