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Finding the Fourth Proportional to 273,458.31, 377,252.31 and 260,795.06

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Solution

The fourth proportional to 273,458.31, 377,252.31 and 260,795.06 is: 359,782.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,458.31 : 377,252.31 = 260,795.06 : x
  2. Step 2: Convert to fraction form
    273,458.31/377,252.31 = 260,795.06/x
  3. Step 3: Cross multiply
    273,458.31x = 377,252.31 × 260,795.06
  4. Step 4: Simplify right side
    273,458.31x = 98,385,539,764.72
  5. Step 5: Solve for x
    x = 98,385,539,764.72/273,458.31
  6. Step 6: Final answer
    x = 359,782.59

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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.