Finding the Fourth Proportional to 356,444.24, 535,502.42 and 336,268.76
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Solution
The fourth proportional to 356,444.24, 535,502.42 and 336,268.76 is: 505,191.88
Step by Step Solution
- Step 1: Write the proportion equation
356,444.24 : 535,502.42 = 336,268.76 : x - Step 2: Convert to fraction form
356,444.24/535,502.42 = 336,268.76/x - Step 3: Cross multiply
356,444.24x = 535,502.42 × 336,268.76 - Step 4: Simplify right side
356,444.24x = 180,072,734,750.40 - Step 5: Solve for x
x = 180,072,734,750.40/356,444.24 - Step 6: Final answer
x = 505,191.88
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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.