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Finding the Fourth Proportional to 351,070.34, 484,476.63 and 189,924.89

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Solution

The fourth proportional to 351,070.34, 484,476.63 and 189,924.89 is: 262,096.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,070.34 : 484,476.63 = 189,924.89 : x
  2. Step 2: Convert to fraction form
    351,070.34/484,476.63 = 189,924.89/x
  3. Step 3: Cross multiply
    351,070.34x = 484,476.63 × 189,924.89
  4. Step 4: Simplify right side
    351,070.34x = 92,014,167,525.72
  5. Step 5: Solve for x
    x = 92,014,167,525.72/351,070.34
  6. Step 6: Final answer
    x = 262,096.11

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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.