Home / 617,816.26-852,333.06-375,904.90

Finding the Fourth Proportional to 617,816.26, 852,333.06 and 375,904.90

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Solution

The fourth proportional to 617,816.26, 852,333.06 and 375,904.90 is: 518,594.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,816.26 : 852,333.06 = 375,904.90 : x
  2. Step 2: Convert to fraction form
    617,816.26/852,333.06 = 375,904.90/x
  3. Step 3: Cross multiply
    617,816.26x = 852,333.06 × 375,904.90
  4. Step 4: Simplify right side
    617,816.26x = 320,396,173,685.99
  5. Step 5: Solve for x
    x = 320,396,173,685.99/617,816.26
  6. Step 6: Final answer
    x = 518,594.60

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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.