Home / 284,879.04-427,017.24-107,309.22

Finding the Fourth Proportional to 284,879.04, 427,017.24 and 107,309.22

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Solution

The fourth proportional to 284,879.04, 427,017.24 and 107,309.22 is: 160,850.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,879.04 : 427,017.24 = 107,309.22 : x
  2. Step 2: Convert to fraction form
    284,879.04/427,017.24 = 107,309.22/x
  3. Step 3: Cross multiply
    284,879.04x = 427,017.24 × 107,309.22
  4. Step 4: Simplify right side
    284,879.04x = 45,822,886,950.95
  5. Step 5: Solve for x
    x = 45,822,886,950.95/284,879.04
  6. Step 6: Final answer
    x = 160,850.33

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1.5x scale

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.