Home / 722,611.84-1,083,973.84-217,133.36

Finding the Fourth Proportional to 722,611.84, 1,083,973.84 and 217,133.36

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Solution

The fourth proportional to 722,611.84, 1,083,973.84 and 217,133.36 is: 325,716.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,611.84 : 1,083,973.84 = 217,133.36 : x
  2. Step 2: Convert to fraction form
    722,611.84/1,083,973.84 = 217,133.36/x
  3. Step 3: Cross multiply
    722,611.84x = 1,083,973.84 × 217,133.36
  4. Step 4: Simplify right side
    722,611.84x = 235,366,882,031.30
  5. Step 5: Solve for x
    x = 235,366,882,031.30/722,611.84
  6. Step 6: Final answer
    x = 325,716.89

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1.5x scale

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.