Home / 844,981.36-1,267,472.96-213,895.16

Finding the Fourth Proportional to 844,981.36, 1,267,472.96 and 213,895.16

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Solution

The fourth proportional to 844,981.36, 1,267,472.96 and 213,895.16 is: 320,842.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,981.36 : 1,267,472.96 = 213,895.16 : x
  2. Step 2: Convert to fraction form
    844,981.36/1,267,472.96 = 213,895.16/x
  3. Step 3: Cross multiply
    844,981.36x = 1,267,472.96 × 213,895.16
  4. Step 4: Simplify right side
    844,981.36x = 271,106,331,574.87
  5. Step 5: Solve for x
    x = 271,106,331,574.87/844,981.36
  6. Step 6: Final answer
    x = 320,842.97

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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.