Home / 442,222.52-662,011.72-270,904.55

Finding the Fourth Proportional to 442,222.52, 662,011.72 and 270,904.55

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Solution

The fourth proportional to 442,222.52, 662,011.72 and 270,904.55 is: 405,546.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,222.52 : 662,011.72 = 270,904.55 : x
  2. Step 2: Convert to fraction form
    442,222.52/662,011.72 = 270,904.55/x
  3. Step 3: Cross multiply
    442,222.52x = 662,011.72 × 270,904.55
  4. Step 4: Simplify right side
    442,222.52x = 179,341,983,114.01
  5. Step 5: Solve for x
    x = 179,341,983,114.01/442,222.52
  6. Step 6: Final answer
    x = 405,546.93

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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.