Finding the Fourth Proportional to 282,970.08, 424,575.12 and 133,207.08
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Solution
The fourth proportional to 282,970.08, 424,575.12 and 133,207.08 is: 199,867.11
Step by Step Solution
- Step 1: Write the proportion equation
282,970.08 : 424,575.12 = 133,207.08 : x - Step 2: Convert to fraction form
282,970.08/424,575.12 = 133,207.08/x - Step 3: Cross multiply
282,970.08x = 424,575.12 × 133,207.08 - Step 4: Simplify right side
282,970.08x = 56,556,411,975.85 - Step 5: Solve for x
x = 56,556,411,975.85/282,970.08 - Step 6: Final answer
x = 199,867.11
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1.5x scale
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.