Finding the Fourth Proportional to 910,967.16, 1,367,279.98 and 484,860.74
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Solution
The fourth proportional to 910,967.16, 1,367,279.98 and 484,860.74 is: 727,732.47
Step by Step Solution
- Step 1: Write the proportion equation
910,967.16 : 1,367,279.98 = 484,860.74 : x - Step 2: Convert to fraction form
910,967.16/1,367,279.98 = 484,860.74/x - Step 3: Cross multiply
910,967.16x = 1,367,279.98 × 484,860.74 - Step 4: Simplify right side
910,967.16x = 662,940,382,889.99 - Step 5: Solve for x
x = 662,940,382,889.99/910,967.16 - Step 6: Final answer
x = 727,732.47
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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.