Home / 1,265,408.10-1,898,056.80-366,830.28

Finding the Fourth Proportional to 1,265,408.10, 1,898,056.80 and 366,830.28

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Solution

The fourth proportional to 1,265,408.10, 1,898,056.80 and 366,830.28 is: 550,229.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,408.10 : 1,898,056.80 = 366,830.28 : x
  2. Step 2: Convert to fraction form
    1,265,408.10/1,898,056.80 = 366,830.28/x
  3. Step 3: Cross multiply
    1,265,408.10x = 1,898,056.80 × 366,830.28
  4. Step 4: Simplify right side
    1,265,408.10x = 696,264,707,399.90
  5. Step 5: Solve for x
    x = 696,264,707,399.90/1,265,408.10
  6. Step 6: Final answer
    x = 550,229.37

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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.