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Finding the Fourth Proportional to 365,489.15, 548,233.73 and 351,492.35

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Solution

The fourth proportional to 365,489.15, 548,233.73 and 351,492.35 is: 527,238.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,489.15 : 548,233.73 = 351,492.35 : x
  2. Step 2: Convert to fraction form
    365,489.15/548,233.73 = 351,492.35/x
  3. Step 3: Cross multiply
    365,489.15x = 548,233.73 × 351,492.35
  4. Step 4: Simplify right side
    365,489.15x = 192,699,960,349.50
  5. Step 5: Solve for x
    x = 192,699,960,349.50/365,489.15
  6. Step 6: Final answer
    x = 527,238.53

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1.5x scale

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.