Finding the Fourth Proportional to 434,352.04, 599,405.41 and 243,366.79
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Solution
The fourth proportional to 434,352.04, 599,405.41 and 243,366.79 is: 335,845.95
Step by Step Solution
- Step 1: Write the proportion equation
434,352.04 : 599,405.41 = 243,366.79 : x - Step 2: Convert to fraction form
434,352.04/599,405.41 = 243,366.79/x - Step 3: Cross multiply
434,352.04x = 599,405.41 × 243,366.79 - Step 4: Simplify right side
434,352.04x = 145,875,370,822.01 - Step 5: Solve for x
x = 145,875,370,822.01/434,352.04 - Step 6: Final answer
x = 335,845.95
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1.5x scale
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.