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Finding the Fourth Proportional to 304,317.32, 456,671.82 and 164,172.68

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Solution

The fourth proportional to 304,317.32, 456,671.82 and 164,172.68 is: 246,364.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,317.32 : 456,671.82 = 164,172.68 : x
  2. Step 2: Convert to fraction form
    304,317.32/456,671.82 = 164,172.68/x
  3. Step 3: Cross multiply
    304,317.32x = 456,671.82 × 164,172.68
  4. Step 4: Simplify right side
    304,317.32x = 74,973,036,569.88
  5. Step 5: Solve for x
    x = 74,973,036,569.88/304,317.32
  6. Step 6: Final answer
    x = 246,364.67

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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.