Finding the Fourth Proportional to 736,442.63, 1,104,314.93 and 256,503.05
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Solution
The fourth proportional to 736,442.63, 1,104,314.93 and 256,503.05 is: 384,633.01
Step by Step Solution
- Step 1: Write the proportion equation
736,442.63 : 1,104,314.93 = 256,503.05 : x - Step 2: Convert to fraction form
736,442.63/1,104,314.93 = 256,503.05/x - Step 3: Cross multiply
736,442.63x = 1,104,314.93 × 256,503.05 - Step 4: Simplify right side
736,442.63x = 283,260,147,705.54 - Step 5: Solve for x
x = 283,260,147,705.54/736,442.63 - Step 6: Final answer
x = 384,633.01
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1.5x scale
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.