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Finding the Fourth Proportional to 375,993.83, 564,220.38 and 162,818.74

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Solution

The fourth proportional to 375,993.83, 564,220.38 and 162,818.74 is: 244,327.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,993.83 : 564,220.38 = 162,818.74 : x
  2. Step 2: Convert to fraction form
    375,993.83/564,220.38 = 162,818.74/x
  3. Step 3: Cross multiply
    375,993.83x = 564,220.38 × 162,818.74
  4. Step 4: Simplify right side
    375,993.83x = 91,865,652,669.77
  5. Step 5: Solve for x
    x = 91,865,652,669.77/375,993.83
  6. Step 6: Final answer
    x = 244,327.55

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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.