Finding the Fourth Proportional to 350,703.60, 484,000.68 and 197,771.28
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Solution
The fourth proportional to 350,703.60, 484,000.68 and 197,771.28 is: 272,941.12
Step by Step Solution
- Step 1: Write the proportion equation
350,703.60 : 484,000.68 = 197,771.28 : x - Step 2: Convert to fraction form
350,703.60/484,000.68 = 197,771.28/x - Step 3: Cross multiply
350,703.60x = 484,000.68 × 197,771.28 - Step 4: Simplify right side
350,703.60x = 95,721,434,004.47 - Step 5: Solve for x
x = 95,721,434,004.47/350,703.60 - Step 6: Final answer
x = 272,941.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.