Finding the Fourth Proportional to 368,445.70, 552,668.55 and 368,445.70
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Solution
The fourth proportional to 368,445.70, 552,668.55 and 368,445.70 is: 552,668.55
Step by Step Solution
- Step 1: Write the proportion equation
368,445.70 : 552,668.55 = 368,445.70 : x - Step 2: Convert to fraction form
368,445.70/552,668.55 = 368,445.70/x - Step 3: Cross multiply
368,445.70x = 552,668.55 × 368,445.70 - Step 4: Simplify right side
368,445.70x = 203,628,350,772.74 - Step 5: Solve for x
x = 203,628,350,772.74/368,445.70 - Step 6: Final answer
x = 552,668.55
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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.