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Finding the Fourth Proportional to 368,584.88, 508,646.60 and 207,441.04

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Solution

The fourth proportional to 368,584.88, 508,646.60 and 207,441.04 is: 286,268.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,584.88 : 508,646.60 = 207,441.04 : x
  2. Step 2: Convert to fraction form
    368,584.88/508,646.60 = 207,441.04/x
  3. Step 3: Cross multiply
    368,584.88x = 508,646.60 × 207,441.04
  4. Step 4: Simplify right side
    368,584.88x = 105,514,179,696.46
  5. Step 5: Solve for x
    x = 105,514,179,696.46/368,584.88
  6. Step 6: Final answer
    x = 286,268.33

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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.