Finding the Fourth Proportional to 914,807.41, 1,262,461.92 and 506,871.09
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Solution
The fourth proportional to 914,807.41, 1,262,461.92 and 506,871.09 is: 699,497.45
Step by Step Solution
- Step 1: Write the proportion equation
914,807.41 : 1,262,461.92 = 506,871.09 : x - Step 2: Convert to fraction form
914,807.41/1,262,461.92 = 506,871.09/x - Step 3: Cross multiply
914,807.41x = 1,262,461.92 × 506,871.09 - Step 4: Simplify right side
914,807.41x = 639,905,449,473.89 - Step 5: Solve for x
x = 639,905,449,473.89/914,807.41 - Step 6: Final answer
x = 699,497.45
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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.