Finding the Fourth Proportional to 442,884.52, 611,177.28 and 251,897.68
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Solution
The fourth proportional to 442,884.52, 611,177.28 and 251,897.68 is: 347,616.89
Step by Step Solution
- Step 1: Write the proportion equation
442,884.52 : 611,177.28 = 251,897.68 : x - Step 2: Convert to fraction form
442,884.52/611,177.28 = 251,897.68/x - Step 3: Cross multiply
442,884.52x = 611,177.28 × 251,897.68 - Step 4: Simplify right side
442,884.52x = 153,954,138,900.71 - Step 5: Solve for x
x = 153,954,138,900.71/442,884.52 - Step 6: Final answer
x = 347,616.89
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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.