Finding the Fourth Proportional to 384,912,245.70, 577,368,368.55 and 373,574,837.70
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Solution
The fourth proportional to 384,912,245.70, 577,368,368.55 and 373,574,837.70 is: 560,362,256.55
Step by Step Solution
- Step 1: Write the proportion equation
384,912,245.70 : 577,368,368.55 = 373,574,837.70 : x - Step 2: Convert to fraction form
384,912,245.70/577,368,368.55 = 373,574,837.70/x - Step 3: Cross multiply
384,912,245.70x = 577,368,368.55 × 373,574,837.70 - Step 4: Simplify right side
384,912,245.70x = 215,690,294,574,180,000 - Step 5: Solve for x
x = 215,690,294,574,180,000/384,912,245.70 - Step 6: Final answer
x = 560,362,256.55
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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.