Home / 852,153.49-1,278,262.64-283,585.33

Finding the Fourth Proportional to 852,153.49, 1,278,262.64 and 283,585.33

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Solution

The fourth proportional to 852,153.49, 1,278,262.64 and 283,585.33 is: 425,388.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,153.49 : 1,278,262.64 = 283,585.33 : x
  2. Step 2: Convert to fraction form
    852,153.49/1,278,262.64 = 283,585.33/x
  3. Step 3: Cross multiply
    852,153.49x = 1,278,262.64 × 283,585.33
  4. Step 4: Simplify right side
    852,153.49x = 362,496,532,591.07
  5. Step 5: Solve for x
    x = 362,496,532,591.07/852,153.49
  6. Step 6: Final answer
    x = 425,388.78

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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.