Finding the Fourth Proportional to 602,728.36, 904,216.88 and 197,951.08
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Solution
The fourth proportional to 602,728.36, 904,216.88 and 197,951.08 is: 296,967.46
Step by Step Solution
- Step 1: Write the proportion equation
602,728.36 : 904,216.88 = 197,951.08 : x - Step 2: Convert to fraction form
602,728.36/904,216.88 = 197,951.08/x - Step 3: Cross multiply
602,728.36x = 904,216.88 × 197,951.08 - Step 4: Simplify right side
602,728.36x = 178,990,707,950.23 - Step 5: Solve for x
x = 178,990,707,950.23/602,728.36 - Step 6: Final answer
x = 296,967.46
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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.