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Finding the Fourth Proportional to 465,093.40, 697,640.10 and 433,600.60

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Solution

The fourth proportional to 465,093.40, 697,640.10 and 433,600.60 is: 650,400.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,093.40 : 697,640.10 = 433,600.60 : x
  2. Step 2: Convert to fraction form
    465,093.40/697,640.10 = 433,600.60/x
  3. Step 3: Cross multiply
    465,093.40x = 697,640.10 × 433,600.60
  4. Step 4: Simplify right side
    465,093.40x = 302,497,165,944.06
  5. Step 5: Solve for x
    x = 302,497,165,944.06/465,093.40
  6. Step 6: Final answer
    x = 650,400.90

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Similar ratio
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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.