Home / 671,515.32-1,006,639.76-334,237.13

Finding the Fourth Proportional to 671,515.32, 1,006,639.76 and 334,237.13

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Solution

The fourth proportional to 671,515.32, 1,006,639.76 and 334,237.13 is: 501,040.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,515.32 : 1,006,639.76 = 334,237.13 : x
  2. Step 2: Convert to fraction form
    671,515.32/1,006,639.76 = 334,237.13/x
  3. Step 3: Cross multiply
    671,515.32x = 1,006,639.76 × 334,237.13
  4. Step 4: Simplify right side
    671,515.32x = 336,456,380,128.68
  5. Step 5: Solve for x
    x = 336,456,380,128.68/671,515.32
  6. Step 6: Final answer
    x = 501,040.51

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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.