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Finding the Fourth Proportional to 299,066.96, 412,695.95 and 169,987.48

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Solution

The fourth proportional to 299,066.96, 412,695.95 and 169,987.48 is: 234,573.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,066.96 : 412,695.95 = 169,987.48 : x
  2. Step 2: Convert to fraction form
    299,066.96/412,695.95 = 169,987.48/x
  3. Step 3: Cross multiply
    299,066.96x = 412,695.95 × 169,987.48
  4. Step 4: Simplify right side
    299,066.96x = 70,153,143,696.77
  5. Step 5: Solve for x
    x = 70,153,143,696.77/299,066.96
  6. Step 6: Final answer
    x = 234,573.37

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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.