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Finding the Fourth Proportional to 306,858.39, 460,313.57 and 93,674.08

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Solution

The fourth proportional to 306,858.39, 460,313.57 and 93,674.08 is: 140,519.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,858.39 : 460,313.57 = 93,674.08 : x
  2. Step 2: Convert to fraction form
    306,858.39/460,313.57 = 93,674.08/x
  3. Step 3: Cross multiply
    306,858.39x = 460,313.57 × 93,674.08
  4. Step 4: Simplify right side
    306,858.39x = 43,119,450,181.27
  5. Step 5: Solve for x
    x = 43,119,450,181.27/306,858.39
  6. Step 6: Final answer
    x = 140,519.05

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1.5x scale

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.