Finding the Fourth Proportional to 282,908.08, 424,421.52 and 83,211.70
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Solution
The fourth proportional to 282,908.08, 424,421.52 and 83,211.70 is: 124,835.02
Step by Step Solution
- Step 1: Write the proportion equation
282,908.08 : 424,421.52 = 83,211.70 : x - Step 2: Convert to fraction form
282,908.08/424,421.52 = 83,211.70/x - Step 3: Cross multiply
282,908.08x = 424,421.52 × 83,211.70 - Step 4: Simplify right side
282,908.08x = 35,316,836,195.78 - Step 5: Solve for x
x = 35,316,836,195.78/282,908.08 - Step 6: Final answer
x = 124,835.02
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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.