Home / 1,440,299.07-2,160,449.33-375,338.43

Finding the Fourth Proportional to 1,440,299.07, 2,160,449.33 and 375,338.43

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Solution

The fourth proportional to 1,440,299.07, 2,160,449.33 and 375,338.43 is: 563,007.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,299.07 : 2,160,449.33 = 375,338.43 : x
  2. Step 2: Convert to fraction form
    1,440,299.07/2,160,449.33 = 375,338.43/x
  3. Step 3: Cross multiply
    1,440,299.07x = 2,160,449.33 × 375,338.43
  4. Step 4: Simplify right side
    1,440,299.07x = 810,899,657,740.06
  5. Step 5: Solve for x
    x = 810,899,657,740.06/1,440,299.07
  6. Step 6: Final answer
    x = 563,007.83

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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.