Finding the Fourth Proportional to 312,110.04, 467,968.23 and 171,967.08
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Solution
The fourth proportional to 312,110.04, 467,968.23 and 171,967.08 is: 257,842.17
Step by Step Solution
- Step 1: Write the proportion equation
312,110.04 : 467,968.23 = 171,967.08 : x - Step 2: Convert to fraction form
312,110.04/467,968.23 = 171,967.08/x - Step 3: Cross multiply
312,110.04x = 467,968.23 × 171,967.08 - Step 4: Simplify right side
312,110.04x = 80,475,130,045.87 - Step 5: Solve for x
x = 80,475,130,045.87/312,110.04 - Step 6: Final answer
x = 257,842.17
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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.