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Finding the Fourth Proportional to 548,606.88, 822,976.08 and 193,547.52

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Solution

The fourth proportional to 548,606.88, 822,976.08 and 193,547.52 is: 290,344.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,606.88 : 822,976.08 = 193,547.52 : x
  2. Step 2: Convert to fraction form
    548,606.88/822,976.08 = 193,547.52/x
  3. Step 3: Cross multiply
    548,606.88x = 822,976.08 × 193,547.52
  4. Step 4: Simplify right side
    548,606.88x = 159,284,979,303.32
  5. Step 5: Solve for x
    x = 159,284,979,303.32/548,606.88
  6. Step 6: Final answer
    x = 290,344.48

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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.