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Finding the Fourth Proportional to 675,576.15, 932,288.13 and 373,772.31

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Solution

The fourth proportional to 675,576.15, 932,288.13 and 373,772.31 is: 515,801.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,576.15 : 932,288.13 = 373,772.31 : x
  2. Step 2: Convert to fraction form
    675,576.15/932,288.13 = 373,772.31/x
  3. Step 3: Cross multiply
    675,576.15x = 932,288.13 × 373,772.31
  4. Step 4: Simplify right side
    675,576.15x = 348,463,487,935.68
  5. Step 5: Solve for x
    x = 348,463,487,935.68/675,576.15
  6. Step 6: Final answer
    x = 515,801.94

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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.