Home / 1,444,396.72-2,166,348.84-433,244.56

Finding the Fourth Proportional to 1,444,396.72, 2,166,348.84 and 433,244.56

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Solution

The fourth proportional to 1,444,396.72, 2,166,348.84 and 433,244.56 is: 649,792.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,396.72 : 2,166,348.84 = 433,244.56 : x
  2. Step 2: Convert to fraction form
    1,444,396.72/2,166,348.84 = 433,244.56/x
  3. Step 3: Cross multiply
    1,444,396.72x = 2,166,348.84 × 433,244.56
  4. Step 4: Simplify right side
    1,444,396.72x = 938,558,849,992.31
  5. Step 5: Solve for x
    x = 938,558,849,992.31/1,444,396.72
  6. Step 6: Final answer
    x = 649,792.98

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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.