Home / 748,574.97-1,122,452.40-368,660.27

Finding the Fourth Proportional to 748,574.97, 1,122,452.40 and 368,660.27

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Solution

The fourth proportional to 748,574.97, 1,122,452.40 and 368,660.27 is: 552,788.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,574.97 : 1,122,452.40 = 368,660.27 : x
  2. Step 2: Convert to fraction form
    748,574.97/1,122,452.40 = 368,660.27/x
  3. Step 3: Cross multiply
    748,574.97x = 1,122,452.40 × 368,660.27
  4. Step 4: Simplify right side
    748,574.97x = 413,803,597,390.59
  5. Step 5: Solve for x
    x = 413,803,597,390.59/748,574.97
  6. Step 6: Final answer
    x = 552,788.45

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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.