Home / 717,277.60-1,075,664.94-211,703.68

Finding the Fourth Proportional to 717,277.60, 1,075,664.94 and 211,703.68

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Solution

The fourth proportional to 717,277.60, 1,075,664.94 and 211,703.68 is: 317,481.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,277.60 : 1,075,664.94 = 211,703.68 : x
  2. Step 2: Convert to fraction form
    717,277.60/1,075,664.94 = 211,703.68/x
  3. Step 3: Cross multiply
    717,277.60x = 1,075,664.94 × 211,703.68
  4. Step 4: Simplify right side
    717,277.60x = 227,722,226,244.98
  5. Step 5: Solve for x
    x = 227,722,226,244.98/717,277.60
  6. Step 6: Final answer
    x = 317,481.30

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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.