Home / 296,790.56-445,771.20-255,011.84

Finding the Fourth Proportional to 296,790.56, 445,771.20 and 255,011.84

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Solution

The fourth proportional to 296,790.56, 445,771.20 and 255,011.84 is: 383,020.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,790.56 : 445,771.20 = 255,011.84 : x
  2. Step 2: Convert to fraction form
    296,790.56/445,771.20 = 255,011.84/x
  3. Step 3: Cross multiply
    296,790.56x = 445,771.20 × 255,011.84
  4. Step 4: Simplify right side
    296,790.56x = 113,676,933,931.01
  5. Step 5: Solve for x
    x = 113,676,933,931.01/296,790.56
  6. Step 6: Final answer
    x = 383,020.72

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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.