Home / 748,582.29-1,122,857.64-243,142.29

Finding the Fourth Proportional to 748,582.29, 1,122,857.64 and 243,142.29

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Solution

The fourth proportional to 748,582.29, 1,122,857.64 and 243,142.29 is: 364,708.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,582.29 : 1,122,857.64 = 243,142.29 : x
  2. Step 2: Convert to fraction form
    748,582.29/1,122,857.64 = 243,142.29/x
  3. Step 3: Cross multiply
    748,582.29x = 1,122,857.64 × 243,142.29
  4. Step 4: Simplify right side
    748,582.29x = 273,014,177,933.60
  5. Step 5: Solve for x
    x = 273,014,177,933.60/748,582.29
  6. Step 6: Final answer
    x = 364,708.30

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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.