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Finding the Fourth Proportional to 450,817.65, 675,808.52 and 166,351.32

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Solution

The fourth proportional to 450,817.65, 675,808.52 and 166,351.32 is: 249,372.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,817.65 : 675,808.52 = 166,351.32 : x
  2. Step 2: Convert to fraction form
    450,817.65/675,808.52 = 166,351.32/x
  3. Step 3: Cross multiply
    450,817.65x = 675,808.52 × 166,351.32
  4. Step 4: Simplify right side
    450,817.65x = 112,421,638,537.49
  5. Step 5: Solve for x
    x = 112,421,638,537.49/450,817.65
  6. Step 6: Final answer
    x = 249,372.75

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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.