Home / 306,948.42-460,268.28-178,905.87

Finding the Fourth Proportional to 306,948.42, 460,268.28 and 178,905.87

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Solution

The fourth proportional to 306,948.42, 460,268.28 and 178,905.87 is: 268,268.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,948.42 : 460,268.28 = 178,905.87 : x
  2. Step 2: Convert to fraction form
    306,948.42/460,268.28 = 178,905.87/x
  3. Step 3: Cross multiply
    306,948.42x = 460,268.28 × 178,905.87
  4. Step 4: Simplify right side
    306,948.42x = 82,344,697,066.80
  5. Step 5: Solve for x
    x = 82,344,697,066.80/306,948.42
  6. Step 6: Final answer
    x = 268,268.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.