Finding the Fourth Proportional to 1,016,575.14, 1,402,867.98 and 557,677.98
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Solution
The fourth proportional to 1,016,575.14, 1,402,867.98 and 557,677.98 is: 769,592.48
Step by Step Solution
- Step 1: Write the proportion equation
1,016,575.14 : 1,402,867.98 = 557,677.98 : x - Step 2: Convert to fraction form
1,016,575.14/1,402,867.98 = 557,677.98/x - Step 3: Cross multiply
1,016,575.14x = 1,402,867.98 × 557,677.98 - Step 4: Simplify right side
1,016,575.14x = 782,348,581,293.08 - Step 5: Solve for x
x = 782,348,581,293.08/1,016,575.14 - Step 6: Final answer
x = 769,592.48
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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.