Home / 756,470.93-1,134,883.81-301,089.73

Finding the Fourth Proportional to 756,470.93, 1,134,883.81 and 301,089.73

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Solution

The fourth proportional to 756,470.93, 1,134,883.81 and 301,089.73 is: 451,705.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,470.93 : 1,134,883.81 = 301,089.73 : x
  2. Step 2: Convert to fraction form
    756,470.93/1,134,883.81 = 301,089.73/x
  3. Step 3: Cross multiply
    756,470.93x = 1,134,883.81 × 301,089.73
  4. Step 4: Simplify right side
    756,470.93x = 341,701,859,934.27
  5. Step 5: Solve for x
    x = 341,701,859,934.27/756,470.93
  6. Step 6: Final answer
    x = 451,705.21

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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.