Finding the Fourth Proportional to 273,526.12, 377,485.06 and 152,690.99
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Solution
The fourth proportional to 273,526.12, 377,485.06 and 152,690.99 is: 210,724.18
Step by Step Solution
- Step 1: Write the proportion equation
273,526.12 : 377,485.06 = 152,690.99 : x - Step 2: Convert to fraction form
273,526.12/377,485.06 = 152,690.99/x - Step 3: Cross multiply
273,526.12x = 377,485.06 × 152,690.99 - Step 4: Simplify right side
273,526.12x = 57,638,567,521.61 - Step 5: Solve for x
x = 57,638,567,521.61/273,526.12 - Step 6: Final answer
x = 210,724.18
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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.