Home / 988,343.84-1,482,224.92-448,287.68

Finding the Fourth Proportional to 988,343.84, 1,482,224.92 and 448,287.68

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Solution

The fourth proportional to 988,343.84, 1,482,224.92 and 448,287.68 is: 672,299.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,343.84 : 1,482,224.92 = 448,287.68 : x
  2. Step 2: Convert to fraction form
    988,343.84/1,482,224.92 = 448,287.68/x
  3. Step 3: Cross multiply
    988,343.84x = 1,482,224.92 × 448,287.68
  4. Step 4: Simplify right side
    988,343.84x = 664,463,163,213.86
  5. Step 5: Solve for x
    x = 664,463,163,213.86/988,343.84
  6. Step 6: Final answer
    x = 672,299.60

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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.