Home / 775,240.22-1,162,860.35-242,802.92

Finding the Fourth Proportional to 775,240.22, 1,162,860.35 and 242,802.92

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Solution

The fourth proportional to 775,240.22, 1,162,860.35 and 242,802.92 is: 364,204.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,240.22 : 1,162,860.35 = 242,802.92 : x
  2. Step 2: Convert to fraction form
    775,240.22/1,162,860.35 = 242,802.92/x
  3. Step 3: Cross multiply
    775,240.22x = 1,162,860.35 × 242,802.92
  4. Step 4: Simplify right side
    775,240.22x = 282,345,890,225.36
  5. Step 5: Solve for x
    x = 282,345,890,225.36/775,240.22
  6. Step 6: Final answer
    x = 364,204.39

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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.