Finding the Fourth Proportional to 268,569.36, 370,625.84 and 147,718.85
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Solution
The fourth proportional to 268,569.36, 370,625.84 and 147,718.85 is: 203,852.07
Step by Step Solution
- Step 1: Write the proportion equation
268,569.36 : 370,625.84 = 147,718.85 : x - Step 2: Convert to fraction form
268,569.36/370,625.84 = 147,718.85/x - Step 3: Cross multiply
268,569.36x = 370,625.84 × 147,718.85 - Step 4: Simplify right side
268,569.36x = 54,748,420,273.36 - Step 5: Solve for x
x = 54,748,420,273.36/268,569.36 - Step 6: Final answer
x = 203,852.07
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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.