Finding the Fourth Proportional to 993,014.46, 1,370,150.88 and 649,354.14
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Solution
The fourth proportional to 993,014.46, 1,370,150.88 and 649,354.14 is: 895,971.99
Step by Step Solution
- Step 1: Write the proportion equation
993,014.46 : 1,370,150.88 = 649,354.14 : x - Step 2: Convert to fraction form
993,014.46/1,370,150.88 = 649,354.14/x - Step 3: Cross multiply
993,014.46x = 1,370,150.88 × 649,354.14 - Step 4: Simplify right side
993,014.46x = 889,713,146,352.64 - Step 5: Solve for x
x = 889,713,146,352.64/993,014.46 - Step 6: Final answer
x = 895,971.99
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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.