Home / 334,413.20-501,680.55-109,711.10

Finding the Fourth Proportional to 334,413.20, 501,680.55 and 109,711.10

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Solution

The fourth proportional to 334,413.20, 501,680.55 and 109,711.10 is: 164,586.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,413.20 : 501,680.55 = 109,711.10 : x
  2. Step 2: Convert to fraction form
    334,413.20/501,680.55 = 109,711.10/x
  3. Step 3: Cross multiply
    334,413.20x = 501,680.55 × 109,711.10
  4. Step 4: Simplify right side
    334,413.20x = 55,039,924,989.11
  5. Step 5: Solve for x
    x = 55,039,924,989.11/334,413.20
  6. Step 6: Final answer
    x = 164,586.58

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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.