Home / 1,267,516.49-1,901,277.98-320,887.31

Finding the Fourth Proportional to 1,267,516.49, 1,901,277.98 and 320,887.31

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Solution

The fourth proportional to 1,267,516.49, 1,901,277.98 and 320,887.31 is: 481,331.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,516.49 : 1,901,277.98 = 320,887.31 : x
  2. Step 2: Convert to fraction form
    1,267,516.49/1,901,277.98 = 320,887.31/x
  3. Step 3: Cross multiply
    1,267,516.49x = 1,901,277.98 × 320,887.31
  4. Step 4: Simplify right side
    1,267,516.49x = 610,095,974,960.00
  5. Step 5: Solve for x
    x = 610,095,974,960.00/1,267,516.49
  6. Step 6: Final answer
    x = 481,331.79

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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.