Home / 1,255,200.84-1,882,757.52-402,259.91

Finding the Fourth Proportional to 1,255,200.84, 1,882,757.52 and 402,259.91

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Solution

The fourth proportional to 1,255,200.84, 1,882,757.52 and 402,259.91 is: 603,375.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,200.84 : 1,882,757.52 = 402,259.91 : x
  2. Step 2: Convert to fraction form
    1,255,200.84/1,882,757.52 = 402,259.91/x
  3. Step 3: Cross multiply
    1,255,200.84x = 1,882,757.52 × 402,259.91
  4. Step 4: Simplify right side
    1,255,200.84x = 757,357,861,133.24
  5. Step 5: Solve for x
    x = 757,357,861,133.24/1,255,200.84
  6. Step 6: Final answer
    x = 603,375.84

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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.