Finding the Fourth Proportional to 908,828.24, 1,254,109.22 and 526,879.62
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Solution
The fourth proportional to 908,828.24, 1,254,109.22 and 526,879.62 is: 727,051.12
Step by Step Solution
- Step 1: Write the proportion equation
908,828.24 : 1,254,109.22 = 526,879.62 : x - Step 2: Convert to fraction form
908,828.24/1,254,109.22 = 526,879.62/x - Step 3: Cross multiply
908,828.24x = 1,254,109.22 × 526,879.62 - Step 4: Simplify right side
908,828.24x = 660,764,589,272.10 - Step 5: Solve for x
x = 660,764,589,272.10/908,828.24 - Step 6: Final answer
x = 727,051.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.