Finding the Fourth Proportional to 906,782.80, 1,360,250.36 and 275,702.08
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Solution
The fourth proportional to 906,782.80, 1,360,250.36 and 275,702.08 is: 413,576.28
Step by Step Solution
- Step 1: Write the proportion equation
906,782.80 : 1,360,250.36 = 275,702.08 : x - Step 2: Convert to fraction form
906,782.80/1,360,250.36 = 275,702.08/x - Step 3: Cross multiply
906,782.80x = 1,360,250.36 × 275,702.08 - Step 4: Simplify right side
906,782.80x = 375,023,853,572.75 - Step 5: Solve for x
x = 375,023,853,572.75/906,782.80 - Step 6: Final answer
x = 413,576.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.