Finding the Fourth Proportional to 779,006.23, 1,168,660.84 and 299,198.94
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Solution
The fourth proportional to 779,006.23, 1,168,660.84 and 299,198.94 is: 448,856.60
Step by Step Solution
- Step 1: Write the proportion equation
779,006.23 : 1,168,660.84 = 299,198.94 : x - Step 2: Convert to fraction form
779,006.23/1,168,660.84 = 299,198.94/x - Step 3: Cross multiply
779,006.23x = 1,168,660.84 × 299,198.94 - Step 4: Simplify right side
779,006.23x = 349,662,084,547.51 - Step 5: Solve for x
x = 349,662,084,547.51/779,006.23 - Step 6: Final answer
x = 448,856.60
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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.