Finding the Fourth Proportional to 608,116.84, 839,274.24 and 353,468.08
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Solution
The fourth proportional to 608,116.84, 839,274.24 and 353,468.08 is: 487,828.38
Step by Step Solution
- Step 1: Write the proportion equation
608,116.84 : 839,274.24 = 353,468.08 : x - Step 2: Convert to fraction form
608,116.84/839,274.24 = 353,468.08/x - Step 3: Cross multiply
608,116.84x = 839,274.24 × 353,468.08 - Step 4: Simplify right side
608,116.84x = 296,656,654,206.26 - Step 5: Solve for x
x = 296,656,654,206.26/608,116.84 - Step 6: Final answer
x = 487,828.38
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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.