Home / 345,268.84-476,459.94-194,345.32

Finding the Fourth Proportional to 345,268.84, 476,459.94 and 194,345.32

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Solution

The fourth proportional to 345,268.84, 476,459.94 and 194,345.32 is: 268,190.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,268.84 : 476,459.94 = 194,345.32 : x
  2. Step 2: Convert to fraction form
    345,268.84/476,459.94 = 194,345.32/x
  3. Step 3: Cross multiply
    345,268.84x = 476,459.94 × 194,345.32
  4. Step 4: Simplify right side
    345,268.84x = 92,597,759,506.48
  5. Step 5: Solve for x
    x = 92,597,759,506.48/345,268.84
  6. Step 6: Final answer
    x = 268,190.32

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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.