Home / 743,576.44-1,026,133.56-404,044.72

Finding the Fourth Proportional to 743,576.44, 1,026,133.56 and 404,044.72

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Solution

The fourth proportional to 743,576.44, 1,026,133.56 and 404,044.72 is: 557,580.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,576.44 : 1,026,133.56 = 404,044.72 : x
  2. Step 2: Convert to fraction form
    743,576.44/1,026,133.56 = 404,044.72/x
  3. Step 3: Cross multiply
    743,576.44x = 1,026,133.56 × 404,044.72
  4. Step 4: Simplify right side
    743,576.44x = 414,603,846,932.80
  5. Step 5: Solve for x
    x = 414,603,846,932.80/743,576.44
  6. Step 6: Final answer
    x = 557,580.67

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.