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Finding the Fourth Proportional to 795,488.10, 1,097,798.48 and 451,338.53

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Solution

The fourth proportional to 795,488.10, 1,097,798.48 and 451,338.53 is: 622,861.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    795,488.10 : 1,097,798.48 = 451,338.53 : x
  2. Step 2: Convert to fraction form
    795,488.10/1,097,798.48 = 451,338.53/x
  3. Step 3: Cross multiply
    795,488.10x = 1,097,798.48 × 451,338.53
  4. Step 4: Simplify right side
    795,488.10x = 495,478,752,199.43
  5. Step 5: Solve for x
    x = 495,478,752,199.43/795,488.10
  6. Step 6: Final answer
    x = 622,861.30

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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.