Home / 1,255,281.70-1,882,922.55-402,351.70

Finding the Fourth Proportional to 1,255,281.70, 1,882,922.55 and 402,351.70

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Solution

The fourth proportional to 1,255,281.70, 1,882,922.55 and 402,351.70 is: 603,527.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,281.70 : 1,882,922.55 = 402,351.70 : x
  2. Step 2: Convert to fraction form
    1,255,281.70/1,882,922.55 = 402,351.70/x
  3. Step 3: Cross multiply
    1,255,281.70x = 1,882,922.55 × 402,351.70
  4. Step 4: Simplify right side
    1,255,281.70x = 757,597,088,960.84
  5. Step 5: Solve for x
    x = 757,597,088,960.84/1,255,281.70
  6. Step 6: Final answer
    x = 603,527.55

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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.