Finding the Fourth Proportional to 265,237.76, 397,657.92 and 160,031.84
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Solution
The fourth proportional to 265,237.76, 397,657.92 and 160,031.84 is: 239,927.86
Step by Step Solution
- Step 1: Write the proportion equation
265,237.76 : 397,657.92 = 160,031.84 : x - Step 2: Convert to fraction form
265,237.76/397,657.92 = 160,031.84/x - Step 3: Cross multiply
265,237.76x = 397,657.92 × 160,031.84 - Step 4: Simplify right side
265,237.76x = 63,637,928,628.17 - Step 5: Solve for x
x = 63,637,928,628.17/265,237.76 - Step 6: Final answer
x = 239,927.86
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1.5x scale
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.