Home / 548,033.92-822,105.60-148,681.28

Finding the Fourth Proportional to 548,033.92, 822,105.60 and 148,681.28

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Solution

The fourth proportional to 548,033.92, 822,105.60 and 148,681.28 is: 223,036.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,033.92 : 822,105.60 = 148,681.28 : x
  2. Step 2: Convert to fraction form
    548,033.92/822,105.60 = 148,681.28/x
  3. Step 3: Cross multiply
    548,033.92x = 822,105.60 × 148,681.28
  4. Step 4: Simplify right side
    548,033.92x = 122,231,712,903.17
  5. Step 5: Solve for x
    x = 122,231,712,903.17/548,033.92
  6. Step 6: Final answer
    x = 223,036.77

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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.