Home / 671,640.10-1,006,826.73-334,361.50

Finding the Fourth Proportional to 671,640.10, 1,006,826.73 and 334,361.50

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Solution

The fourth proportional to 671,640.10, 1,006,826.73 and 334,361.50 is: 501,226.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,640.10 : 1,006,826.73 = 334,361.50 : x
  2. Step 2: Convert to fraction form
    671,640.10/1,006,826.73 = 334,361.50/x
  3. Step 3: Cross multiply
    671,640.10x = 1,006,826.73 × 334,361.50
  4. Step 4: Simplify right side
    671,640.10x = 336,644,095,682.90
  5. Step 5: Solve for x
    x = 336,644,095,682.90/671,640.10
  6. Step 6: Final answer
    x = 501,226.92

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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.