Home / 442,171.08-610,022.88-272,109.96

Finding the Fourth Proportional to 442,171.08, 610,022.88 and 272,109.96

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Solution

The fourth proportional to 442,171.08, 610,022.88 and 272,109.96 is: 375,405.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,171.08 : 610,022.88 = 272,109.96 : x
  2. Step 2: Convert to fraction form
    442,171.08/610,022.88 = 272,109.96/x
  3. Step 3: Cross multiply
    442,171.08x = 610,022.88 × 272,109.96
  4. Step 4: Simplify right side
    442,171.08x = 165,993,301,475.89
  5. Step 5: Solve for x
    x = 165,993,301,475.89/442,171.08
  6. Step 6: Final answer
    x = 375,405.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.