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Finding the Fourth Proportional to 449,573.61, 673,779.14 and 336,365.60

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Solution

The fourth proportional to 449,573.61, 673,779.14 and 336,365.60 is: 504,113.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,573.61 : 673,779.14 = 336,365.60 : x
  2. Step 2: Convert to fraction form
    449,573.61/673,779.14 = 336,365.60/x
  3. Step 3: Cross multiply
    449,573.61x = 673,779.14 × 336,365.60
  4. Step 4: Simplify right side
    449,573.61x = 226,636,127,218.95
  5. Step 5: Solve for x
    x = 226,636,127,218.95/449,573.61
  6. Step 6: Final answer
    x = 504,113.50

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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.