Finding the Fourth Proportional to 513,886.17, 770,880.59 and 176,882.23
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Solution
The fourth proportional to 513,886.17, 770,880.59 and 176,882.23 is: 265,341.02
Step by Step Solution
- Step 1: Write the proportion equation
513,886.17 : 770,880.59 = 176,882.23 : x - Step 2: Convert to fraction form
513,886.17/770,880.59 = 176,882.23/x - Step 3: Cross multiply
513,886.17x = 770,880.59 × 176,882.23 - Step 4: Simplify right side
513,886.17x = 136,355,079,560.38 - Step 5: Solve for x
x = 136,355,079,560.38/513,886.17 - Step 6: Final answer
x = 265,341.02
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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.