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Finding the Fourth Proportional to 479,608.32, 719,424 and 164,063.04

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Solution

The fourth proportional to 479,608.32, 719,424 and 164,063.04 is: 246,098.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,608.32 : 719,424 = 164,063.04 : x
  2. Step 2: Convert to fraction form
    479,608.32/719,424 = 164,063.04/x
  3. Step 3: Cross multiply
    479,608.32x = 719,424 × 164,063.04
  4. Step 4: Simplify right side
    479,608.32x = 118,030,888,488.96
  5. Step 5: Solve for x
    x = 118,030,888,488.96/479,608.32
  6. Step 6: Final answer
    x = 246,098.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.