Home / 682,904.70-1,024,357.05-483,450.30

Finding the Fourth Proportional to 682,904.70, 1,024,357.05 and 483,450.30

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Solution

The fourth proportional to 682,904.70, 1,024,357.05 and 483,450.30 is: 725,175.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,904.70 : 1,024,357.05 = 483,450.30 : x
  2. Step 2: Convert to fraction form
    682,904.70/1,024,357.05 = 483,450.30/x
  3. Step 3: Cross multiply
    682,904.70x = 1,024,357.05 × 483,450.30
  4. Step 4: Simplify right side
    682,904.70x = 495,225,723,129.62
  5. Step 5: Solve for x
    x = 495,225,723,129.62/682,904.70
  6. Step 6: Final answer
    x = 725,175.45

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Double scale
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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.