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Finding the Fourth Proportional to 377,408.46, 565,700.88 and 185,415.03

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Solution

The fourth proportional to 377,408.46, 565,700.88 and 185,415.03 is: 277,920.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,408.46 : 565,700.88 = 185,415.03 : x
  2. Step 2: Convert to fraction form
    377,408.46/565,700.88 = 185,415.03/x
  3. Step 3: Cross multiply
    377,408.46x = 565,700.88 × 185,415.03
  4. Step 4: Simplify right side
    377,408.46x = 104,889,445,636.23
  5. Step 5: Solve for x
    x = 104,889,445,636.23/377,408.46
  6. Step 6: Final answer
    x = 277,920.23

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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.