Home / 484,941.36-669,239.80-270,081.38

Finding the Fourth Proportional to 484,941.36, 669,239.80 and 270,081.38

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Solution

The fourth proportional to 484,941.36, 669,239.80 and 270,081.38 is: 372,723.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,941.36 : 669,239.80 = 270,081.38 : x
  2. Step 2: Convert to fraction form
    484,941.36/669,239.80 = 270,081.38/x
  3. Step 3: Cross multiply
    484,941.36x = 669,239.80 × 270,081.38
  4. Step 4: Simplify right side
    484,941.36x = 180,749,208,734.92
  5. Step 5: Solve for x
    x = 180,749,208,734.92/484,941.36
  6. Step 6: Final answer
    x = 372,723.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.