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Finding the Fourth Proportional to 260,346, 359,174.79 and 163,492.89

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Solution

The fourth proportional to 260,346, 359,174.79 and 163,492.89 is: 225,555.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,346 : 359,174.79 = 163,492.89 : x
  2. Step 2: Convert to fraction form
    260,346/359,174.79 = 163,492.89/x
  3. Step 3: Cross multiply
    260,346x = 359,174.79 × 163,492.89
  4. Step 4: Simplify right side
    260,346x = 58,722,524,432.24
  5. Step 5: Solve for x
    x = 58,722,524,432.24/260,346
  6. Step 6: Final answer
    x = 225,555.70

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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.