Finding the Fourth Proportional to 914,460.78, 1,261,955.67 and 506,589.02
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Solution
The fourth proportional to 914,460.78, 1,261,955.67 and 506,589.02 is: 699,092.73
Step by Step Solution
- Step 1: Write the proportion equation
914,460.78 : 1,261,955.67 = 506,589.02 : x - Step 2: Convert to fraction form
914,460.78/1,261,955.67 = 506,589.02/x - Step 3: Cross multiply
914,460.78x = 1,261,955.67 × 506,589.02 - Step 4: Simplify right side
914,460.78x = 639,292,886,148.74 - Step 5: Solve for x
x = 639,292,886,148.74/914,460.78 - Step 6: Final answer
x = 699,092.73
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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.