Finding the Fourth Proportional to 350,803.80, 483,994.80 and 214,696.08
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Solution
The fourth proportional to 350,803.80, 483,994.80 and 214,696.08 is: 296,210.55
Step by Step Solution
- Step 1: Write the proportion equation
350,803.80 : 483,994.80 = 214,696.08 : x - Step 2: Convert to fraction form
350,803.80/483,994.80 = 214,696.08/x - Step 3: Cross multiply
350,803.80x = 483,994.80 × 214,696.08 - Step 4: Simplify right side
350,803.80x = 103,911,786,300.38 - Step 5: Solve for x
x = 103,911,786,300.38/350,803.80 - Step 6: Final answer
x = 296,210.55
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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.