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Finding the Fourth Proportional to 471,457.02, 650,626.65 and 256,604.88

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Solution

The fourth proportional to 471,457.02, 650,626.65 and 256,604.88 is: 354,123.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,457.02 : 650,626.65 = 256,604.88 : x
  2. Step 2: Convert to fraction form
    471,457.02/650,626.65 = 256,604.88/x
  3. Step 3: Cross multiply
    471,457.02x = 650,626.65 × 256,604.88
  4. Step 4: Simplify right side
    471,457.02x = 166,953,973,448.05
  5. Step 5: Solve for x
    x = 166,953,973,448.05/471,457.02
  6. Step 6: Final answer
    x = 354,123.42

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1.5x scale

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.