Finding the Fourth Proportional to 442,721.60, 610,952.95 and 251,734.97
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Solution
The fourth proportional to 442,721.60, 610,952.95 and 251,734.97 is: 347,392.63
Step by Step Solution
- Step 1: Write the proportion equation
442,721.60 : 610,952.95 = 251,734.97 : x - Step 2: Convert to fraction form
442,721.60/610,952.95 = 251,734.97/x - Step 3: Cross multiply
442,721.60x = 610,952.95 × 251,734.97 - Step 4: Simplify right side
442,721.60x = 153,798,218,226.22 - Step 5: Solve for x
x = 153,798,218,226.22/442,721.60 - Step 6: Final answer
x = 347,392.63
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.