Finding the Fourth Proportional to 989,757.95, 1,365,865.97 and 537,048.95
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Solution
The fourth proportional to 989,757.95, 1,365,865.97 and 537,048.95 is: 741,127.54
Step by Step Solution
- Step 1: Write the proportion equation
989,757.95 : 1,365,865.97 = 537,048.95 : x - Step 2: Convert to fraction form
989,757.95/1,365,865.97 = 537,048.95/x - Step 3: Cross multiply
989,757.95x = 1,365,865.97 × 537,048.95 - Step 4: Simplify right side
989,757.95x = 733,536,875,514.66 - Step 5: Solve for x
x = 733,536,875,514.66/989,757.95 - Step 6: Final answer
x = 741,127.54
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.