Home / 671,262.58-1,006,793.86-221,985.80

Finding the Fourth Proportional to 671,262.58, 1,006,793.86 and 221,985.80

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Solution

The fourth proportional to 671,262.58, 1,006,793.86 and 221,985.80 is: 332,945.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,262.58 : 1,006,793.86 = 221,985.80 : x
  2. Step 2: Convert to fraction form
    671,262.58/1,006,793.86 = 221,985.80/x
  3. Step 3: Cross multiply
    671,262.58x = 1,006,793.86 × 221,985.80
  4. Step 4: Simplify right side
    671,262.58x = 223,493,939,337.26
  5. Step 5: Solve for x
    x = 223,493,939,337.26/671,262.58
  6. Step 6: Final answer
    x = 332,945.63

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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.