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Finding the Fourth Proportional to 471,358.32, 650,473.28 and 256,498.34

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Solution

The fourth proportional to 471,358.32, 650,473.28 and 256,498.34 is: 353,967.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,358.32 : 650,473.28 = 256,498.34 : x
  2. Step 2: Convert to fraction form
    471,358.32/650,473.28 = 256,498.34/x
  3. Step 3: Cross multiply
    471,358.32x = 650,473.28 × 256,498.34
  4. Step 4: Simplify right side
    471,358.32x = 166,845,311,999.50
  5. Step 5: Solve for x
    x = 166,845,311,999.50/471,358.32
  6. Step 6: Final answer
    x = 353,967.05

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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.