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Finding the Fourth Proportional to 356,537.61, 492,027.35 and 195,391.35

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Solution

The fourth proportional to 356,537.61, 492,027.35 and 195,391.35 is: 269,643.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,537.61 : 492,027.35 = 195,391.35 : x
  2. Step 2: Convert to fraction form
    356,537.61/492,027.35 = 195,391.35/x
  3. Step 3: Cross multiply
    356,537.61x = 492,027.35 × 195,391.35
  4. Step 4: Simplify right side
    356,537.61x = 96,137,887,176.47
  5. Step 5: Solve for x
    x = 96,137,887,176.47/356,537.61
  6. Step 6: Final answer
    x = 269,643.05

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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.