Home / 705,981.42-1,058,544.86-284,765.22

Finding the Fourth Proportional to 705,981.42, 1,058,544.86 and 284,765.22

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Solution

The fourth proportional to 705,981.42, 1,058,544.86 and 284,765.22 is: 426,975.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,981.42 : 1,058,544.86 = 284,765.22 : x
  2. Step 2: Convert to fraction form
    705,981.42/1,058,544.86 = 284,765.22/x
  3. Step 3: Cross multiply
    705,981.42x = 1,058,544.86 × 284,765.22
  4. Step 4: Simplify right side
    705,981.42x = 301,436,758,513.94
  5. Step 5: Solve for x
    x = 301,436,758,513.94/705,981.42
  6. Step 6: Final answer
    x = 426,975.48

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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.