Finding the Fourth Proportional to 887,093.55, 1,330,751.12 and 347,280.12
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Solution
The fourth proportional to 887,093.55, 1,330,751.12 and 347,280.12 is: 520,963.55
Step by Step Solution
- Step 1: Write the proportion equation
887,093.55 : 1,330,751.12 = 347,280.12 : x - Step 2: Convert to fraction form
887,093.55/1,330,751.12 = 347,280.12/x - Step 3: Cross multiply
887,093.55x = 1,330,751.12 × 347,280.12 - Step 4: Simplify right side
887,093.55x = 462,143,406,907.33 - Step 5: Solve for x
x = 462,143,406,907.33/887,093.55 - Step 6: Final answer
x = 520,963.55
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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.