Finding the Fourth Proportional to 597,028.05, 822,497.09 and 415,428.08
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Solution
The fourth proportional to 597,028.05, 822,497.09 and 415,428.08 is: 572,315.46
Step by Step Solution
- Step 1: Write the proportion equation
597,028.05 : 822,497.09 = 415,428.08 : x - Step 2: Convert to fraction form
597,028.05/822,497.09 = 415,428.08/x - Step 3: Cross multiply
597,028.05x = 822,497.09 × 415,428.08 - Step 4: Simplify right side
597,028.05x = 341,688,380,714.66 - Step 5: Solve for x
x = 341,688,380,714.66/597,028.05 - Step 6: Final answer
x = 572,315.46
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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.