Finding the Fourth Proportional to 735,126.60, 1,102,106.70 and 402,702.60
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Solution
The fourth proportional to 735,126.60, 1,102,106.70 and 402,702.60 is: 603,734.42
Step by Step Solution
- Step 1: Write the proportion equation
735,126.60 : 1,102,106.70 = 402,702.60 : x - Step 2: Convert to fraction form
735,126.60/1,102,106.70 = 402,702.60/x - Step 3: Cross multiply
735,126.60x = 1,102,106.70 × 402,702.60 - Step 4: Simplify right side
735,126.60x = 443,821,233,567.42 - Step 5: Solve for x
x = 443,821,233,567.42/735,126.60 - Step 6: Final answer
x = 603,734.42
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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.