Finding the Fourth Proportional to 357,714.15, 536,456.37 and 117,772.23
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Solution
The fourth proportional to 357,714.15, 536,456.37 and 117,772.23 is: 176,620.53
Step by Step Solution
- Step 1: Write the proportion equation
357,714.15 : 536,456.37 = 117,772.23 : x - Step 2: Convert to fraction form
357,714.15/536,456.37 = 117,772.23/x - Step 3: Cross multiply
357,714.15x = 536,456.37 × 117,772.23 - Step 4: Simplify right side
357,714.15x = 63,179,661,765.93 - Step 5: Solve for x
x = 63,179,661,765.93/357,714.15 - Step 6: Final answer
x = 176,620.53
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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.