Finding the Fourth Proportional to 987,864.44, 1,363,250.94 and 535,156.52
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Solution
The fourth proportional to 987,864.44, 1,363,250.94 and 535,156.52 is: 738,514.92
Step by Step Solution
- Step 1: Write the proportion equation
987,864.44 : 1,363,250.94 = 535,156.52 : x - Step 2: Convert to fraction form
987,864.44/1,363,250.94 = 535,156.52/x - Step 3: Cross multiply
987,864.44x = 1,363,250.94 × 535,156.52 - Step 4: Simplify right side
987,864.44x = 729,552,628,937.13 - Step 5: Solve for x
x = 729,552,628,937.13/987,864.44 - Step 6: Final answer
x = 738,514.92
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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.