Home / 869,973.45-1,305,468.23-364,491.24

Finding the Fourth Proportional to 869,973.45, 1,305,468.23 and 364,491.24

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Solution

The fourth proportional to 869,973.45, 1,305,468.23 and 364,491.24 is: 546,949.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,973.45 : 1,305,468.23 = 364,491.24 : x
  2. Step 2: Convert to fraction form
    869,973.45/1,305,468.23 = 364,491.24/x
  3. Step 3: Cross multiply
    869,973.45x = 1,305,468.23 × 364,491.24
  4. Step 4: Simplify right side
    869,973.45x = 475,831,732,110.85
  5. Step 5: Solve for x
    x = 475,831,732,110.85/869,973.45
  6. Step 6: Final answer
    x = 546,949.72

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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.