Home / 647,029.81-892,796.06-375,044.54

Finding the Fourth Proportional to 647,029.81, 892,796.06 and 375,044.54

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Solution

The fourth proportional to 647,029.81, 892,796.06 and 375,044.54 is: 517,500.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,029.81 : 892,796.06 = 375,044.54 : x
  2. Step 2: Convert to fraction form
    647,029.81/892,796.06 = 375,044.54/x
  3. Step 3: Cross multiply
    647,029.81x = 892,796.06 × 375,044.54
  4. Step 4: Simplify right side
    647,029.81x = 334,838,284,110.14
  5. Step 5: Solve for x
    x = 334,838,284,110.14/647,029.81
  6. Step 6: Final answer
    x = 517,500.56

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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.