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Finding the Fourth Proportional to 271,382.59, 374,262.83 and 169,417.47

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Solution

The fourth proportional to 271,382.59, 374,262.83 and 169,417.47 is: 233,643.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,382.59 : 374,262.83 = 169,417.47 : x
  2. Step 2: Convert to fraction form
    271,382.59/374,262.83 = 169,417.47/x
  3. Step 3: Cross multiply
    271,382.59x = 374,262.83 × 169,417.47
  4. Step 4: Simplify right side
    271,382.59x = 63,406,662,965.35
  5. Step 5: Solve for x
    x = 63,406,662,965.35/271,382.59
  6. Step 6: Final answer
    x = 233,643.08

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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.