Home / 671,205.06-1,006,567.83-221,842.98

Finding the Fourth Proportional to 671,205.06, 1,006,567.83 and 221,842.98

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Solution

The fourth proportional to 671,205.06, 1,006,567.83 and 221,842.98 is: 332,685.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,205.06 : 1,006,567.83 = 221,842.98 : x
  2. Step 2: Convert to fraction form
    671,205.06/1,006,567.83 = 221,842.98/x
  3. Step 3: Cross multiply
    671,205.06x = 1,006,567.83 × 221,842.98
  4. Step 4: Simplify right side
    671,205.06x = 223,300,006,979.33
  5. Step 5: Solve for x
    x = 223,300,006,979.33/671,205.06
  6. Step 6: Final answer
    x = 332,685.23

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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.