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Finding the Fourth Proportional to 1,314,494.22, 1,971,663.57 and 367,843.98

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Solution

The fourth proportional to 1,314,494.22, 1,971,663.57 and 367,843.98 is: 551,744.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,494.22 : 1,971,663.57 = 367,843.98 : x
  2. Step 2: Convert to fraction form
    1,314,494.22/1,971,663.57 = 367,843.98/x
  3. Step 3: Cross multiply
    1,314,494.22x = 1,971,663.57 × 367,843.98
  4. Step 4: Simplify right side
    1,314,494.22x = 725,264,574,809.81
  5. Step 5: Solve for x
    x = 725,264,574,809.81/1,314,494.22
  6. Step 6: Final answer
    x = 551,744.21

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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.