Home / 775,319.44-1,162,978.24-242,881.94

Finding the Fourth Proportional to 775,319.44, 1,162,978.24 and 242,881.94

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Solution

The fourth proportional to 775,319.44, 1,162,978.24 and 242,881.94 is: 364,322.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,319.44 : 1,162,978.24 = 242,881.94 : x
  2. Step 2: Convert to fraction form
    775,319.44/1,162,978.24 = 242,881.94/x
  3. Step 3: Cross multiply
    775,319.44x = 1,162,978.24 × 242,881.94
  4. Step 4: Simplify right side
    775,319.44x = 282,466,411,108.99
  5. Step 5: Solve for x
    x = 282,466,411,108.99/775,319.44
  6. Step 6: Final answer
    x = 364,322.62

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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.