Finding the Fourth Proportional to 260,351.92, 359,141.06 and 151,443.99
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Solution
The fourth proportional to 260,351.92, 359,141.06 and 151,443.99 is: 208,908.60
Step by Step Solution
- Step 1: Write the proportion equation
260,351.92 : 359,141.06 = 151,443.99 : x - Step 2: Convert to fraction form
260,351.92/359,141.06 = 151,443.99/x - Step 3: Cross multiply
260,351.92x = 359,141.06 × 151,443.99 - Step 4: Simplify right side
260,351.92x = 54,389,754,254.79 - Step 5: Solve for x
x = 54,389,754,254.79/260,351.92 - Step 6: Final answer
x = 208,908.60
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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.