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Finding the Fourth Proportional to 548,366.51, 822,954.01 and 260,179.36

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Solution

The fourth proportional to 548,366.51, 822,954.01 and 260,179.36 is: 390,460.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,366.51 : 822,954.01 = 260,179.36 : x
  2. Step 2: Convert to fraction form
    548,366.51/822,954.01 = 260,179.36/x
  3. Step 3: Cross multiply
    548,366.51x = 822,954.01 × 260,179.36
  4. Step 4: Simplify right side
    548,366.51x = 214,115,645,411.24
  5. Step 5: Solve for x
    x = 214,115,645,411.24/548,366.51
  6. Step 6: Final answer
    x = 390,460.84

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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.