Home / 671,325.45-1,006,641.90-197,949.30

Finding the Fourth Proportional to 671,325.45, 1,006,641.90 and 197,949.30

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Solution

The fourth proportional to 671,325.45, 1,006,641.90 and 197,949.30 is: 296,821.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,325.45 : 1,006,641.90 = 197,949.30 : x
  2. Step 2: Convert to fraction form
    671,325.45/1,006,641.90 = 197,949.30/x
  3. Step 3: Cross multiply
    671,325.45x = 1,006,641.90 × 197,949.30
  4. Step 4: Simplify right side
    671,325.45x = 199,264,059,455.67
  5. Step 5: Solve for x
    x = 199,264,059,455.67/671,325.45
  6. Step 6: Final answer
    x = 296,821.85

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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.