Finding the Fourth Proportional to 412,356.06, 569,053.35 and 269,031.42
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Solution
The fourth proportional to 412,356.06, 569,053.35 and 269,031.42 is: 371,264.66
Step by Step Solution
- Step 1: Write the proportion equation
412,356.06 : 569,053.35 = 269,031.42 : x - Step 2: Convert to fraction form
412,356.06/569,053.35 = 269,031.42/x - Step 3: Cross multiply
412,356.06x = 569,053.35 × 269,031.42 - Step 4: Simplify right side
412,356.06x = 153,093,230,806.26 - Step 5: Solve for x
x = 153,093,230,806.26/412,356.06 - Step 6: Final answer
x = 371,264.66
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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.