Home / 548,393-822,283.88-169,206.08

Finding the Fourth Proportional to 548,393, 822,283.88 and 169,206.08

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Solution

The fourth proportional to 548,393, 822,283.88 and 169,206.08 is: 253,714.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,393 : 822,283.88 = 169,206.08 : x
  2. Step 2: Convert to fraction form
    548,393/822,283.88 = 169,206.08/x
  3. Step 3: Cross multiply
    548,393x = 822,283.88 × 169,206.08
  4. Step 4: Simplify right side
    548,393x = 139,135,431,981.99
  5. Step 5: Solve for x
    x = 139,135,431,981.99/548,393
  6. Step 6: Final answer
    x = 253,714.82

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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.