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Finding the Fourth Proportional to 548,070.16, 822,187.24 and 168,959.36

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Solution

The fourth proportional to 548,070.16, 822,187.24 and 168,959.36 is: 253,464.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,070.16 : 822,187.24 = 168,959.36 : x
  2. Step 2: Convert to fraction form
    548,070.16/822,187.24 = 168,959.36/x
  3. Step 3: Cross multiply
    548,070.16x = 822,187.24 × 168,959.36
  4. Step 4: Simplify right side
    548,070.16x = 138,916,229,870.57
  5. Step 5: Solve for x
    x = 138,916,229,870.57/548,070.16
  6. Step 6: Final answer
    x = 253,464.32

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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.