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Finding the Fourth Proportional to 365,261.86, 547,853.64 and 173,089.90

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Solution

The fourth proportional to 365,261.86, 547,853.64 and 173,089.90 is: 259,616.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,261.86 : 547,853.64 = 173,089.90 : x
  2. Step 2: Convert to fraction form
    365,261.86/547,853.64 = 173,089.90/x
  3. Step 3: Cross multiply
    365,261.86x = 547,853.64 × 173,089.90
  4. Step 4: Simplify right side
    365,261.86x = 94,827,931,762.24
  5. Step 5: Solve for x
    x = 94,827,931,762.24/365,261.86
  6. Step 6: Final answer
    x = 259,616.30

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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.