Finding the Fourth Proportional to 877,988.07, 1,316,981.79 and 246,901.86
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Solution
The fourth proportional to 877,988.07, 1,316,981.79 and 246,901.86 is: 370,352.70
Step by Step Solution
- Step 1: Write the proportion equation
877,988.07 : 1,316,981.79 = 246,901.86 : x - Step 2: Convert to fraction form
877,988.07/1,316,981.79 = 246,901.86/x - Step 3: Cross multiply
877,988.07x = 1,316,981.79 × 246,901.86 - Step 4: Simplify right side
877,988.07x = 325,165,253,537.13 - Step 5: Solve for x
x = 325,165,253,537.13/877,988.07 - Step 6: Final answer
x = 370,352.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.