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Finding the Fourth Proportional to 446,302.55, 669,311.67 and 146,714.08

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Solution

The fourth proportional to 446,302.55, 669,311.67 and 146,714.08 is: 220,024.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,302.55 : 669,311.67 = 146,714.08 : x
  2. Step 2: Convert to fraction form
    446,302.55/669,311.67 = 146,714.08/x
  3. Step 3: Cross multiply
    446,302.55x = 669,311.67 × 146,714.08
  4. Step 4: Simplify right side
    446,302.55x = 98,197,445,163.74
  5. Step 5: Solve for x
    x = 98,197,445,163.74/446,302.55
  6. Step 6: Final answer
    x = 220,024.39

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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.