Finding the Fourth Proportional to 986,323.75, 1,361,113.33 and 550,747.82
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Solution
The fourth proportional to 986,323.75, 1,361,113.33 and 550,747.82 is: 760,024.48
Step by Step Solution
- Step 1: Write the proportion equation
986,323.75 : 1,361,113.33 = 550,747.82 : x - Step 2: Convert to fraction form
986,323.75/1,361,113.33 = 550,747.82/x - Step 3: Cross multiply
986,323.75x = 1,361,113.33 × 550,747.82 - Step 4: Simplify right side
986,323.75x = 749,630,199,270.44 - Step 5: Solve for x
x = 749,630,199,270.44/986,323.75 - Step 6: Final answer
x = 760,024.48
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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.