Home / 855,395.68-1,283,080.08-294,435.04

Finding the Fourth Proportional to 855,395.68, 1,283,080.08 and 294,435.04

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Solution

The fourth proportional to 855,395.68, 1,283,080.08 and 294,435.04 is: 441,647.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,395.68 : 1,283,080.08 = 294,435.04 : x
  2. Step 2: Convert to fraction form
    855,395.68/1,283,080.08 = 294,435.04/x
  3. Step 3: Cross multiply
    855,395.68x = 1,283,080.08 × 294,435.04
  4. Step 4: Simplify right side
    855,395.68x = 377,783,734,678.00
  5. Step 5: Solve for x
    x = 377,783,734,678.00/855,395.68
  6. Step 6: Final answer
    x = 441,647.93

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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.