Home / 789,618.78-1,184,953.05-368,927.46

Finding the Fourth Proportional to 789,618.78, 1,184,953.05 and 368,927.46

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Solution

The fourth proportional to 789,618.78, 1,184,953.05 and 368,927.46 is: 553,636.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,618.78 : 1,184,953.05 = 368,927.46 : x
  2. Step 2: Convert to fraction form
    789,618.78/1,184,953.05 = 368,927.46/x
  3. Step 3: Cross multiply
    789,618.78x = 1,184,953.05 × 368,927.46
  4. Step 4: Simplify right side
    789,618.78x = 437,161,718,955.75
  5. Step 5: Solve for x
    x = 437,161,718,955.75/789,618.78
  6. Step 6: Final answer
    x = 553,636.43

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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.