Finding the Fourth Proportional to 799,787.82, 1,103,714.55 and 455,618.70
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Solution
The fourth proportional to 799,787.82, 1,103,714.55 and 455,618.70 is: 628,758.00
Step by Step Solution
- Step 1: Write the proportion equation
799,787.82 : 1,103,714.55 = 455,618.70 : x - Step 2: Convert to fraction form
799,787.82/1,103,714.55 = 455,618.70/x - Step 3: Cross multiply
799,787.82x = 1,103,714.55 × 455,618.70 - Step 4: Simplify right side
799,787.82x = 502,872,988,442.09 - Step 5: Solve for x
x = 502,872,988,442.09/799,787.82 - Step 6: Final answer
x = 628,758.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.