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Finding the Fourth Proportional to 307,736.70, 460,827.45 and 245,528.70

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Solution

The fourth proportional to 307,736.70, 460,827.45 and 245,528.70 is: 367,672.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,736.70 : 460,827.45 = 245,528.70 : x
  2. Step 2: Convert to fraction form
    307,736.70/460,827.45 = 245,528.70/x
  3. Step 3: Cross multiply
    307,736.70x = 460,827.45 × 245,528.70
  4. Step 4: Simplify right side
    307,736.70x = 113,146,364,722.82
  5. Step 5: Solve for x
    x = 113,146,364,722.82/307,736.70
  6. Step 6: Final answer
    x = 367,672.64

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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.