Home / 375,664.96-563,319.06-217,941.76

Finding the Fourth Proportional to 375,664.96, 563,319.06 and 217,941.76

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Solution

The fourth proportional to 375,664.96, 563,319.06 and 217,941.76 is: 326,809.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,664.96 : 563,319.06 = 217,941.76 : x
  2. Step 2: Convert to fraction form
    375,664.96/563,319.06 = 217,941.76/x
  3. Step 3: Cross multiply
    375,664.96x = 563,319.06 × 217,941.76
  4. Step 4: Simplify right side
    375,664.96x = 122,770,747,377.95
  5. Step 5: Solve for x
    x = 122,770,747,377.95/375,664.96
  6. Step 6: Final answer
    x = 326,809.15

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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.