Finding the Fourth Proportional to 779,203.08, 1,168,849.08 and 218,281.32
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Solution
The fourth proportional to 779,203.08, 1,168,849.08 and 218,281.32 is: 327,434.43
Step by Step Solution
- Step 1: Write the proportion equation
779,203.08 : 1,168,849.08 = 218,281.32 : x - Step 2: Convert to fraction form
779,203.08/1,168,849.08 = 218,281.32/x - Step 3: Cross multiply
779,203.08x = 1,168,849.08 × 218,281.32 - Step 4: Simplify right side
779,203.08x = 255,137,920,063.19 - Step 5: Solve for x
x = 255,137,920,063.19/779,203.08 - Step 6: Final answer
x = 327,434.43
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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.