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Finding the Fourth Proportional to 322,266.90, 483,400.35 and 164,802.90

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Solution

The fourth proportional to 322,266.90, 483,400.35 and 164,802.90 is: 247,204.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,266.90 : 483,400.35 = 164,802.90 : x
  2. Step 2: Convert to fraction form
    322,266.90/483,400.35 = 164,802.90/x
  3. Step 3: Cross multiply
    322,266.90x = 483,400.35 × 164,802.90
  4. Step 4: Simplify right side
    322,266.90x = 79,665,779,541.02
  5. Step 5: Solve for x
    x = 79,665,779,541.02/322,266.90
  6. Step 6: Final answer
    x = 247,204.35

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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.