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Finding the Fourth Proportional to 365,362.95, 544,191.77 and 348,969.94

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Solution

The fourth proportional to 365,362.95, 544,191.77 and 348,969.94 is: 519,775.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,362.95 : 544,191.77 = 348,969.94 : x
  2. Step 2: Convert to fraction form
    365,362.95/544,191.77 = 348,969.94/x
  3. Step 3: Cross multiply
    365,362.95x = 544,191.77 × 348,969.94
  4. Step 4: Simplify right side
    365,362.95x = 189,906,566,604.44
  5. Step 5: Solve for x
    x = 189,906,566,604.44/365,362.95
  6. Step 6: Final answer
    x = 519,775.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.