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Finding the Fourth Proportional to 493,536.91, 740,600.30 and 453,383.59

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Solution

The fourth proportional to 493,536.91, 740,600.30 and 453,383.59 is: 680,346.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,536.91 : 740,600.30 = 453,383.59 : x
  2. Step 2: Convert to fraction form
    493,536.91/740,600.30 = 453,383.59/x
  3. Step 3: Cross multiply
    493,536.91x = 740,600.30 × 453,383.59
  4. Step 4: Simplify right side
    493,536.91x = 335,776,016,799.16
  5. Step 5: Solve for x
    x = 335,776,016,799.16/493,536.91
  6. Step 6: Final answer
    x = 680,346.32

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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.