Finding the Fourth Proportional to 686,044.96, 1,029,230.94 and 236,769.71
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Solution
The fourth proportional to 686,044.96, 1,029,230.94 and 236,769.71 is: 355,210.98
Step by Step Solution
- Step 1: Write the proportion equation
686,044.96 : 1,029,230.94 = 236,769.71 : x - Step 2: Convert to fraction form
686,044.96/1,029,230.94 = 236,769.71/x - Step 3: Cross multiply
686,044.96x = 1,029,230.94 × 236,769.71 - Step 4: Simplify right side
686,044.96x = 243,690,705,152.79 - Step 5: Solve for x
x = 243,690,705,152.79/686,044.96 - Step 6: Final answer
x = 355,210.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.