Finding the Fourth Proportional to 1,029,159.36, 1,420,218.71 and 570,269.96
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Solution
The fourth proportional to 1,029,159.36, 1,420,218.71 and 570,269.96 is: 786,960.78
Step by Step Solution
- Step 1: Write the proportion equation
1,029,159.36 : 1,420,218.71 = 570,269.96 : x - Step 2: Convert to fraction form
1,029,159.36/1,420,218.71 = 570,269.96/x - Step 3: Cross multiply
1,029,159.36x = 1,420,218.71 × 570,269.96 - Step 4: Simplify right side
1,029,159.36x = 809,908,056,990.51 - Step 5: Solve for x
x = 809,908,056,990.51/1,029,159.36 - Step 6: Final answer
x = 786,960.78
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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.