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Finding the Fourth Proportional to 531,075.94, 796,727.44 and 171,267.31

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Solution

The fourth proportional to 531,075.94, 796,727.44 and 171,267.31 is: 256,937.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,075.94 : 796,727.44 = 171,267.31 : x
  2. Step 2: Convert to fraction form
    531,075.94/796,727.44 = 171,267.31/x
  3. Step 3: Cross multiply
    531,075.94x = 796,727.44 × 171,267.31
  4. Step 4: Simplify right side
    531,075.94x = 136,453,366,661.98
  5. Step 5: Solve for x
    x = 136,453,366,661.98/531,075.94
  6. Step 6: Final answer
    x = 256,937.58

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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.