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Finding the Fourth Proportional to 737,751.91, 1,018,141.03 and 451,326.90

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Solution

The fourth proportional to 737,751.91, 1,018,141.03 and 451,326.90 is: 622,857.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,751.91 : 1,018,141.03 = 451,326.90 : x
  2. Step 2: Convert to fraction form
    737,751.91/1,018,141.03 = 451,326.90/x
  3. Step 3: Cross multiply
    737,751.91x = 1,018,141.03 × 451,326.90
  4. Step 4: Simplify right side
    737,751.91x = 459,514,434,832.71
  5. Step 5: Solve for x
    x = 459,514,434,832.71/737,751.91
  6. Step 6: Final answer
    x = 622,857.67

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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.