Finding the Fourth Proportional to 565,278.51, 779,772.90 and 358,167.99
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Solution
The fourth proportional to 565,278.51, 779,772.90 and 358,167.99 is: 494,074.49
Step by Step Solution
- Step 1: Write the proportion equation
565,278.51 : 779,772.90 = 358,167.99 : x - Step 2: Convert to fraction form
565,278.51/779,772.90 = 358,167.99/x - Step 3: Cross multiply
565,278.51x = 779,772.90 × 358,167.99 - Step 4: Simplify right side
565,278.51x = 279,289,692,249.47 - Step 5: Solve for x
x = 279,289,692,249.47/565,278.51 - Step 6: Final answer
x = 494,074.49
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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.