Home / 828,962.37-1,243,443.32-229,923.60

Finding the Fourth Proportional to 828,962.37, 1,243,443.32 and 229,923.60

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Solution

The fourth proportional to 828,962.37, 1,243,443.32 and 229,923.60 is: 344,885.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,962.37 : 1,243,443.32 = 229,923.60 : x
  2. Step 2: Convert to fraction form
    828,962.37/1,243,443.32 = 229,923.60/x
  3. Step 3: Cross multiply
    828,962.37x = 1,243,443.32 × 229,923.60
  4. Step 4: Simplify right side
    828,962.37x = 285,896,959,580.04
  5. Step 5: Solve for x
    x = 285,896,959,580.04/828,962.37
  6. Step 6: Final answer
    x = 344,885.33

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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.