Home / 1,046,099.75-1,569,149.63-258,131.75

Finding the Fourth Proportional to 1,046,099.75, 1,569,149.63 and 258,131.75

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Solution

The fourth proportional to 1,046,099.75, 1,569,149.63 and 258,131.75 is: 387,197.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,099.75 : 1,569,149.63 = 258,131.75 : x
  2. Step 2: Convert to fraction form
    1,046,099.75/1,569,149.63 = 258,131.75/x
  3. Step 3: Cross multiply
    1,046,099.75x = 1,569,149.63 × 258,131.75
  4. Step 4: Simplify right side
    1,046,099.75x = 405,047,340,003.75
  5. Step 5: Solve for x
    x = 405,047,340,003.75/1,046,099.75
  6. Step 6: Final answer
    x = 387,197.63

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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.