Home / 742,391.67-1,113,587.07-269,076.27

Finding the Fourth Proportional to 742,391.67, 1,113,587.07 and 269,076.27

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Solution

The fourth proportional to 742,391.67, 1,113,587.07 and 269,076.27 is: 403,614.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,391.67 : 1,113,587.07 = 269,076.27 : x
  2. Step 2: Convert to fraction form
    742,391.67/1,113,587.07 = 269,076.27/x
  3. Step 3: Cross multiply
    742,391.67x = 1,113,587.07 × 269,076.27
  4. Step 4: Simplify right side
    742,391.67x = 299,639,855,115.83
  5. Step 5: Solve for x
    x = 299,639,855,115.83/742,391.67
  6. Step 6: Final answer
    x = 403,614.25

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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.