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Finding the Fourth Proportional to 341,244.64, 470,954.16 and 190,394.08

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Solution

The fourth proportional to 341,244.64, 470,954.16 and 190,394.08 is: 262,764.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,244.64 : 470,954.16 = 190,394.08 : x
  2. Step 2: Convert to fraction form
    341,244.64/470,954.16 = 190,394.08/x
  3. Step 3: Cross multiply
    341,244.64x = 470,954.16 × 190,394.08
  4. Step 4: Simplify right side
    341,244.64x = 89,666,884,015.37
  5. Step 5: Solve for x
    x = 89,666,884,015.37/341,244.64
  6. Step 6: Final answer
    x = 262,764.23

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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.