Home / 1,269,507.97-1,904,384.67-370,929.21

Finding the Fourth Proportional to 1,269,507.97, 1,904,384.67 and 370,929.21

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Solution

The fourth proportional to 1,269,507.97, 1,904,384.67 and 370,929.21 is: 556,429.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,507.97 : 1,904,384.67 = 370,929.21 : x
  2. Step 2: Convert to fraction form
    1,269,507.97/1,904,384.67 = 370,929.21/x
  3. Step 3: Cross multiply
    1,269,507.97x = 1,904,384.67 × 370,929.21
  4. Step 4: Simplify right side
    1,269,507.97x = 706,391,901,179.21
  5. Step 5: Solve for x
    x = 706,391,901,179.21/1,269,507.97
  6. Step 6: Final answer
    x = 556,429.67

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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.