Home / 717,013.25-1,075,549.55-211,574.22

Finding the Fourth Proportional to 717,013.25, 1,075,549.55 and 211,574.22

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Solution

The fourth proportional to 717,013.25, 1,075,549.55 and 211,574.22 is: 317,370.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,013.25 : 1,075,549.55 = 211,574.22 : x
  2. Step 2: Convert to fraction form
    717,013.25/1,075,549.55 = 211,574.22/x
  3. Step 3: Cross multiply
    717,013.25x = 1,075,549.55 × 211,574.22
  4. Step 4: Simplify right side
    717,013.25x = 227,558,557,112.60
  5. Step 5: Solve for x
    x = 227,558,557,112.60/717,013.25
  6. Step 6: Final answer
    x = 317,370.09

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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.