Home / 347,675.84-518,907.16-324,975.36

Finding the Fourth Proportional to 347,675.84, 518,907.16 and 324,975.36

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Solution

The fourth proportional to 347,675.84, 518,907.16 and 324,975.36 is: 485,026.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,675.84 : 518,907.16 = 324,975.36 : x
  2. Step 2: Convert to fraction form
    347,675.84/518,907.16 = 324,975.36/x
  3. Step 3: Cross multiply
    347,675.84x = 518,907.16 × 324,975.36
  4. Step 4: Simplify right side
    347,675.84x = 168,632,041,127.58
  5. Step 5: Solve for x
    x = 168,632,041,127.58/347,675.84
  6. Step 6: Final answer
    x = 485,026.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.