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Finding the Fourth Proportional to 496,197.54, 744,394.65 and 141,225.54

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Solution

The fourth proportional to 496,197.54, 744,394.65 and 141,225.54 is: 211,866.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,197.54 : 744,394.65 = 141,225.54 : x
  2. Step 2: Convert to fraction form
    496,197.54/744,394.65 = 141,225.54/x
  3. Step 3: Cross multiply
    496,197.54x = 744,394.65 × 141,225.54
  4. Step 4: Simplify right side
    496,197.54x = 105,127,536,419.36
  5. Step 5: Solve for x
    x = 105,127,536,419.36/496,197.54
  6. Step 6: Final answer
    x = 211,866.30

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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.