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Finding the Fourth Proportional to 352,808.34, 530,262.27 and 165,951.06

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Solution

The fourth proportional to 352,808.34, 530,262.27 and 165,951.06 is: 249,420.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,808.34 : 530,262.27 = 165,951.06 : x
  2. Step 2: Convert to fraction form
    352,808.34/530,262.27 = 165,951.06/x
  3. Step 3: Cross multiply
    352,808.34x = 530,262.27 × 165,951.06
  4. Step 4: Simplify right side
    352,808.34x = 87,997,585,784.51
  5. Step 5: Solve for x
    x = 87,997,585,784.51/352,808.34
  6. Step 6: Final answer
    x = 249,420.37

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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.