Finding the Fourth Proportional to 310,829.70, 466,244.55 and 248,621.70
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Solution
The fourth proportional to 310,829.70, 466,244.55 and 248,621.70 is: 372,932.55
Step by Step Solution
- Step 1: Write the proportion equation
310,829.70 : 466,244.55 = 248,621.70 : x - Step 2: Convert to fraction form
310,829.70/466,244.55 = 248,621.70/x - Step 3: Cross multiply
310,829.70x = 466,244.55 × 248,621.70 - Step 4: Simplify right side
310,829.70x = 115,918,512,636.74 - Step 5: Solve for x
x = 115,918,512,636.74/310,829.70 - Step 6: Final answer
x = 372,932.55
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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.