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Finding the Fourth Proportional to 298,293.82, 411,552.66 and 169,210.96

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Solution

The fourth proportional to 298,293.82, 411,552.66 and 169,210.96 is: 233,458.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,293.82 : 411,552.66 = 169,210.96 : x
  2. Step 2: Convert to fraction form
    298,293.82/411,552.66 = 169,210.96/x
  3. Step 3: Cross multiply
    298,293.82x = 411,552.66 × 169,210.96
  4. Step 4: Simplify right side
    298,293.82x = 69,639,220,689.15
  5. Step 5: Solve for x
    x = 69,639,220,689.15/298,293.82
  6. Step 6: Final answer
    x = 233,458.48

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1.5x scale

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.