Finding the Fourth Proportional to 574,802.19, 860,731.14 and 479,796.17
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Solution
The fourth proportional to 574,802.19, 860,731.14 and 479,796.17 is: 718,465.43
Step by Step Solution
- Step 1: Write the proportion equation
574,802.19 : 860,731.14 = 479,796.17 : x - Step 2: Convert to fraction form
574,802.19/860,731.14 = 479,796.17/x - Step 3: Cross multiply
574,802.19x = 860,731.14 × 479,796.17 - Step 4: Simplify right side
574,802.19x = 412,975,500,068.08 - Step 5: Solve for x
x = 412,975,500,068.08/574,802.19 - Step 6: Final answer
x = 718,465.43
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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.