Home / 461,829.50-637,268.39-257,891.75

Finding the Fourth Proportional to 461,829.50, 637,268.39 and 257,891.75

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Solution

The fourth proportional to 461,829.50, 637,268.39 and 257,891.75 is: 355,859.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,829.50 : 637,268.39 = 257,891.75 : x
  2. Step 2: Convert to fraction form
    461,829.50/637,268.39 = 257,891.75/x
  3. Step 3: Cross multiply
    461,829.50x = 637,268.39 × 257,891.75
  4. Step 4: Simplify right side
    461,829.50x = 164,346,257,130.44
  5. Step 5: Solve for x
    x = 164,346,257,130.44/461,829.50
  6. Step 6: Final answer
    x = 355,859.16

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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.