Finding the Fourth Proportional to 803,485.92, 1,205,321.04 and 242,554.08
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Solution
The fourth proportional to 803,485.92, 1,205,321.04 and 242,554.08 is: 363,858.94
Step by Step Solution
- Step 1: Write the proportion equation
803,485.92 : 1,205,321.04 = 242,554.08 : x - Step 2: Convert to fraction form
803,485.92/1,205,321.04 = 242,554.08/x - Step 3: Cross multiply
803,485.92x = 1,205,321.04 × 242,554.08 - Step 4: Simplify right side
803,485.92x = 292,355,535,961.84 - Step 5: Solve for x
x = 292,355,535,961.84/803,485.92 - Step 6: Final answer
x = 363,858.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.