Finding the Fourth Proportional to 303,790.61, 455,258.04 and 232,437.00
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Solution
The fourth proportional to 303,790.61, 455,258.04 and 232,437.00 is: 348,328.12
Step by Step Solution
- Step 1: Write the proportion equation
303,790.61 : 455,258.04 = 232,437.00 : x - Step 2: Convert to fraction form
303,790.61/455,258.04 = 232,437.00/x - Step 3: Cross multiply
303,790.61x = 455,258.04 × 232,437.00 - Step 4: Simplify right side
303,790.61x = 105,818,813,879.06 - Step 5: Solve for x
x = 105,818,813,879.06/303,790.61 - Step 6: Final answer
x = 348,328.12
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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.