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Finding the Fourth Proportional to 446,266.68, 669,421.54 and 146,740.62

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Solution

The fourth proportional to 446,266.68, 669,421.54 and 146,740.62 is: 220,118.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,266.68 : 669,421.54 = 146,740.62 : x
  2. Step 2: Convert to fraction form
    446,266.68/669,421.54 = 146,740.62/x
  3. Step 3: Cross multiply
    446,266.68x = 669,421.54 × 146,740.62
  4. Step 4: Simplify right side
    446,266.68x = 98,231,331,820.95
  5. Step 5: Solve for x
    x = 98,231,331,820.95/446,266.68
  6. Step 6: Final answer
    x = 220,118.01

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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.