Finding the Fourth Proportional to 339,752.16, 508,519.29 and 249,771.05
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Solution
The fourth proportional to 339,752.16, 508,519.29 and 249,771.05 is: 373,841.32
Step by Step Solution
- Step 1: Write the proportion equation
339,752.16 : 508,519.29 = 249,771.05 : x - Step 2: Convert to fraction form
339,752.16/508,519.29 = 249,771.05/x - Step 3: Cross multiply
339,752.16x = 508,519.29 × 249,771.05 - Step 4: Simplify right side
339,752.16x = 127,013,397,008.55 - Step 5: Solve for x
x = 127,013,397,008.55/339,752.16 - Step 6: Final answer
x = 373,841.32
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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.