Home / 671,289.06-1,006,693.74-221,926.98

Finding the Fourth Proportional to 671,289.06, 1,006,693.74 and 221,926.98

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Solution

The fourth proportional to 671,289.06, 1,006,693.74 and 221,926.98 is: 332,811.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,289.06 : 1,006,693.74 = 221,926.98 : x
  2. Step 2: Convert to fraction form
    671,289.06/1,006,693.74 = 221,926.98/x
  3. Step 3: Cross multiply
    671,289.06x = 1,006,693.74 × 221,926.98
  4. Step 4: Simplify right side
    671,289.06x = 223,412,501,503.11
  5. Step 5: Solve for x
    x = 223,412,501,503.11/671,289.06
  6. Step 6: Final answer
    x = 332,811.18

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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.