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Finding the Fourth Proportional to 309,567.44, 464,397.30 and 109,871.10

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Solution

The fourth proportional to 309,567.44, 464,397.30 and 109,871.10 is: 164,823.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,567.44 : 464,397.30 = 109,871.10 : x
  2. Step 2: Convert to fraction form
    309,567.44/464,397.30 = 109,871.10/x
  3. Step 3: Cross multiply
    309,567.44x = 464,397.30 × 109,871.10
  4. Step 4: Simplify right side
    309,567.44x = 51,023,842,188.03
  5. Step 5: Solve for x
    x = 51,023,842,188.03/309,567.44
  6. Step 6: Final answer
    x = 164,823.03

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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.