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Finding the Fourth Proportional to 368,259.59, 508,268.03 and 230,502.41

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Solution

The fourth proportional to 368,259.59, 508,268.03 and 230,502.41 is: 318,137.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,259.59 : 508,268.03 = 230,502.41 : x
  2. Step 2: Convert to fraction form
    368,259.59/508,268.03 = 230,502.41/x
  3. Step 3: Cross multiply
    368,259.59x = 508,268.03 × 230,502.41
  4. Step 4: Simplify right side
    368,259.59x = 117,157,005,840.95
  5. Step 5: Solve for x
    x = 117,157,005,840.95/368,259.59
  6. Step 6: Final answer
    x = 318,137.01

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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.