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Finding the Fourth Proportional to 375,667.32, 563,683.38 and 165,278.04

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Solution

The fourth proportional to 375,667.32, 563,683.38 and 165,278.04 is: 247,997.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,667.32 : 563,683.38 = 165,278.04 : x
  2. Step 2: Convert to fraction form
    375,667.32/563,683.38 = 165,278.04/x
  3. Step 3: Cross multiply
    375,667.32x = 563,683.38 × 165,278.04
  4. Step 4: Simplify right side
    375,667.32x = 93,164,484,226.98
  5. Step 5: Solve for x
    x = 93,164,484,226.98/375,667.32
  6. Step 6: Final answer
    x = 247,997.31

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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.