Finding the Fourth Proportional to 992,063.09, 1,369,041.35 and 550,533.24
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Solution
The fourth proportional to 992,063.09, 1,369,041.35 and 550,533.24 is: 759,732.70
Step by Step Solution
- Step 1: Write the proportion equation
992,063.09 : 1,369,041.35 = 550,533.24 : x - Step 2: Convert to fraction form
992,063.09/1,369,041.35 = 550,533.24/x - Step 3: Cross multiply
992,063.09x = 1,369,041.35 × 550,533.24 - Step 4: Simplify right side
992,063.09x = 753,702,767,356.81 - Step 5: Solve for x
x = 753,702,767,356.81/992,063.09 - Step 6: Final answer
x = 759,732.70
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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.