Home / 734,887.85-1,101,902.74-285,083.12

Finding the Fourth Proportional to 734,887.85, 1,101,902.74 and 285,083.12

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Solution

The fourth proportional to 734,887.85, 1,101,902.74 and 285,083.12 is: 427,458.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,887.85 : 1,101,902.74 = 285,083.12 : x
  2. Step 2: Convert to fraction form
    734,887.85/1,101,902.74 = 285,083.12/x
  3. Step 3: Cross multiply
    734,887.85x = 1,101,902.74 × 285,083.12
  4. Step 4: Simplify right side
    734,887.85x = 314,133,873,097.80
  5. Step 5: Solve for x
    x = 314,133,873,097.80/734,887.85
  6. Step 6: Final answer
    x = 427,458.25

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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.