Finding the Fourth Proportional to 901,809.06, 1,352,779.19 and 302,765.15
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Solution
The fourth proportional to 901,809.06, 1,352,779.19 and 302,765.15 is: 454,169.75
Step by Step Solution
- Step 1: Write the proportion equation
901,809.06 : 1,352,779.19 = 302,765.15 : x - Step 2: Convert to fraction form
901,809.06/1,352,779.19 = 302,765.15/x - Step 3: Cross multiply
901,809.06x = 1,352,779.19 × 302,765.15 - Step 4: Simplify right side
901,809.06x = 409,574,394,377.23 - Step 5: Solve for x
x = 409,574,394,377.23/901,809.06 - Step 6: Final answer
x = 454,169.75
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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.