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Finding the Fourth Proportional to 377,372.47, 566,058.78 and 258,683.98

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Solution

The fourth proportional to 377,372.47, 566,058.78 and 258,683.98 is: 388,026.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,372.47 : 566,058.78 = 258,683.98 : x
  2. Step 2: Convert to fraction form
    377,372.47/566,058.78 = 258,683.98/x
  3. Step 3: Cross multiply
    377,372.47x = 566,058.78 × 258,683.98
  4. Step 4: Simplify right side
    377,372.47x = 146,430,337,770.56
  5. Step 5: Solve for x
    x = 146,430,337,770.56/377,372.47
  6. Step 6: Final answer
    x = 388,026.02

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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.