Finding the Fourth Proportional to 675,719.20, 1,013,279.91 and 202,316.32
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Solution
The fourth proportional to 675,719.20, 1,013,279.91 and 202,316.32 is: 303,384.99
Step by Step Solution
- Step 1: Write the proportion equation
675,719.20 : 1,013,279.91 = 202,316.32 : x - Step 2: Convert to fraction form
675,719.20/1,013,279.91 = 202,316.32/x - Step 3: Cross multiply
675,719.20x = 1,013,279.91 × 202,316.32 - Step 4: Simplify right side
675,719.20x = 205,003,062,521.13 - Step 5: Solve for x
x = 205,003,062,521.13/675,719.20 - Step 6: Final answer
x = 303,384.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.