Finding the Fourth Proportional to 565,006.67, 779,714.88 and 306,888.66
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Solution
The fourth proportional to 565,006.67, 779,714.88 and 306,888.66 is: 423,509.43
Step by Step Solution
- Step 1: Write the proportion equation
565,006.67 : 779,714.88 = 306,888.66 : x - Step 2: Convert to fraction form
565,006.67/779,714.88 = 306,888.66/x - Step 3: Cross multiply
565,006.67x = 779,714.88 × 306,888.66 - Step 4: Simplify right side
565,006.67x = 239,285,653,950.85 - Step 5: Solve for x
x = 239,285,653,950.85/565,006.67 - Step 6: Final answer
x = 423,509.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.