Home / 342,654.21-473,077.26-220,196.16

Finding the Fourth Proportional to 342,654.21, 473,077.26 and 220,196.16

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Solution

The fourth proportional to 342,654.21, 473,077.26 and 220,196.16 is: 304,008.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,654.21 : 473,077.26 = 220,196.16 : x
  2. Step 2: Convert to fraction form
    342,654.21/473,077.26 = 220,196.16/x
  3. Step 3: Cross multiply
    342,654.21x = 473,077.26 × 220,196.16
  4. Step 4: Simplify right side
    342,654.21x = 104,169,796,035.32
  5. Step 5: Solve for x
    x = 104,169,796,035.32/342,654.21
  6. Step 6: Final answer
    x = 304,008.51

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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.