Home / 852,894.87-1,278,914.43-284,076.01

Finding the Fourth Proportional to 852,894.87, 1,278,914.43 and 284,076.01

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Solution

The fourth proportional to 852,894.87, 1,278,914.43 and 284,076.01 is: 425,971.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,894.87 : 1,278,914.43 = 284,076.01 : x
  2. Step 2: Convert to fraction form
    852,894.87/1,278,914.43 = 284,076.01/x
  3. Step 3: Cross multiply
    852,894.87x = 1,278,914.43 × 284,076.01
  4. Step 4: Simplify right side
    852,894.87x = 363,308,911,069.75
  5. Step 5: Solve for x
    x = 363,308,911,069.75/852,894.87
  6. Step 6: Final answer
    x = 425,971.51

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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.