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Finding the Fourth Proportional to 566,408.62, 849,489.67 and 187,239.78

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Solution

The fourth proportional to 566,408.62, 849,489.67 and 187,239.78 is: 280,818.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,408.62 : 849,489.67 = 187,239.78 : x
  2. Step 2: Convert to fraction form
    566,408.62/849,489.67 = 187,239.78/x
  3. Step 3: Cross multiply
    566,408.62x = 849,489.67 × 187,239.78
  4. Step 4: Simplify right side
    566,408.62x = 159,058,258,923.07
  5. Step 5: Solve for x
    x = 159,058,258,923.07/566,408.62
  6. Step 6: Final answer
    x = 280,818.92

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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.