Finding the Fourth Proportional to 608,782.97, 840,458.36 and 367,126.76
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Solution
The fourth proportional to 608,782.97, 840,458.36 and 367,126.76 is: 506,838.68
Step by Step Solution
- Step 1: Write the proportion equation
608,782.97 : 840,458.36 = 367,126.76 : x - Step 2: Convert to fraction form
608,782.97/840,458.36 = 367,126.76/x - Step 3: Cross multiply
608,782.97x = 840,458.36 × 367,126.76 - Step 4: Simplify right side
608,782.97x = 308,554,754,621.71 - Step 5: Solve for x
x = 308,554,754,621.71/608,782.97 - Step 6: Final answer
x = 506,838.68
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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.