Finding the Fourth Proportional to 368,951.42, 553,372.04 and 102,684.18
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Solution
The fourth proportional to 368,951.42, 553,372.04 and 102,684.18 is: 154,010.94
Step by Step Solution
- Step 1: Write the proportion equation
368,951.42 : 553,372.04 = 102,684.18 : x - Step 2: Convert to fraction form
368,951.42/553,372.04 = 102,684.18/x - Step 3: Cross multiply
368,951.42x = 553,372.04 × 102,684.18 - Step 4: Simplify right side
368,951.42x = 56,822,554,162.33 - Step 5: Solve for x
x = 56,822,554,162.33/368,951.42 - Step 6: Final answer
x = 154,010.94
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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.