Home / 260,087.32-390,209.66-184,332.38

Finding the Fourth Proportional to 260,087.32, 390,209.66 and 184,332.38

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Solution

The fourth proportional to 260,087.32, 390,209.66 and 184,332.38 is: 276,554.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,087.32 : 390,209.66 = 184,332.38 : x
  2. Step 2: Convert to fraction form
    260,087.32/390,209.66 = 184,332.38/x
  3. Step 3: Cross multiply
    260,087.32x = 390,209.66 × 184,332.38
  4. Step 4: Simplify right side
    260,087.32x = 71,928,272,454.08
  5. Step 5: Solve for x
    x = 71,928,272,454.08/260,087.32
  6. Step 6: Final answer
    x = 276,554.32

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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.