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Finding the Fourth Proportional to 548,807.41, 823,006.51 and 188,877.70

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Solution

The fourth proportional to 548,807.41, 823,006.51 and 188,877.70 is: 283,246.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,807.41 : 823,006.51 = 188,877.70 : x
  2. Step 2: Convert to fraction form
    548,807.41/823,006.51 = 188,877.70/x
  3. Step 3: Cross multiply
    548,807.41x = 823,006.51 × 188,877.70
  4. Step 4: Simplify right side
    548,807.41x = 155,447,576,693.83
  5. Step 5: Solve for x
    x = 155,447,576,693.83/548,807.41
  6. Step 6: Final answer
    x = 283,246.13

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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.