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Finding the Fourth Proportional to 354,032.52, 488,570.48 and 192,887.53

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Solution

The fourth proportional to 354,032.52, 488,570.48 and 192,887.53 is: 266,187.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,032.52 : 488,570.48 = 192,887.53 : x
  2. Step 2: Convert to fraction form
    354,032.52/488,570.48 = 192,887.53/x
  3. Step 3: Cross multiply
    354,032.52x = 488,570.48 × 192,887.53
  4. Step 4: Simplify right side
    354,032.52x = 94,239,152,740.57
  5. Step 5: Solve for x
    x = 94,239,152,740.57/354,032.52
  6. Step 6: Final answer
    x = 266,187.84

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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.