Home / 617,736.95-852,494.79-345,803.24

Finding the Fourth Proportional to 617,736.95, 852,494.79 and 345,803.24

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Solution

The fourth proportional to 617,736.95, 852,494.79 and 345,803.24 is: 477,218.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,736.95 : 852,494.79 = 345,803.24 : x
  2. Step 2: Convert to fraction form
    617,736.95/852,494.79 = 345,803.24/x
  3. Step 3: Cross multiply
    617,736.95x = 852,494.79 × 345,803.24
  4. Step 4: Simplify right side
    617,736.95x = 294,795,463,893.12
  5. Step 5: Solve for x
    x = 294,795,463,893.12/617,736.95
  6. Step 6: Final answer
    x = 477,218.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.