Home / 717,033.77-1,075,299.89-211,460.52

Finding the Fourth Proportional to 717,033.77, 1,075,299.89 and 211,460.52

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Solution

The fourth proportional to 717,033.77, 1,075,299.89 and 211,460.52 is: 317,116.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,033.77 : 1,075,299.89 = 211,460.52 : x
  2. Step 2: Convert to fraction form
    717,033.77/1,075,299.89 = 211,460.52/x
  3. Step 3: Cross multiply
    717,033.77x = 1,075,299.89 × 211,460.52
  4. Step 4: Simplify right side
    717,033.77x = 227,383,472,838.04
  5. Step 5: Solve for x
    x = 227,383,472,838.04/717,033.77
  6. Step 6: Final answer
    x = 317,116.83

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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.