Home / 717,209.03-1,075,634.26-211,669.67

Finding the Fourth Proportional to 717,209.03, 1,075,634.26 and 211,669.67

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Solution

The fourth proportional to 717,209.03, 1,075,634.26 and 211,669.67 is: 317,451.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,209.03 : 1,075,634.26 = 211,669.67 : x
  2. Step 2: Convert to fraction form
    717,209.03/1,075,634.26 = 211,669.67/x
  3. Step 3: Cross multiply
    717,209.03x = 1,075,634.26 × 211,669.67
  4. Step 4: Simplify right side
    717,209.03x = 227,679,148,854.89
  5. Step 5: Solve for x
    x = 227,679,148,854.89/717,209.03
  6. Step 6: Final answer
    x = 317,451.59

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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.