Home / 526,465.38-789,838.11-166,643.13

Finding the Fourth Proportional to 526,465.38, 789,838.11 and 166,643.13

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Solution

The fourth proportional to 526,465.38, 789,838.11 and 166,643.13 is: 250,009.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,465.38 : 789,838.11 = 166,643.13 : x
  2. Step 2: Convert to fraction form
    526,465.38/789,838.11 = 166,643.13/x
  3. Step 3: Cross multiply
    526,465.38x = 789,838.11 × 166,643.13
  4. Step 4: Simplify right side
    526,465.38x = 131,621,094,843.68
  5. Step 5: Solve for x
    x = 131,621,094,843.68/526,465.38
  6. Step 6: Final answer
    x = 250,009.02

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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.