Finding the Fourth Proportional to 571,344.18, 788,813.67 and 367,748.92
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Solution
The fourth proportional to 571,344.18, 788,813.67 and 367,748.92 is: 507,724.39
Step by Step Solution
- Step 1: Write the proportion equation
571,344.18 : 788,813.67 = 367,748.92 : x - Step 2: Convert to fraction form
571,344.18/788,813.67 = 367,748.92/x - Step 3: Cross multiply
571,344.18x = 788,813.67 × 367,748.92 - Step 4: Simplify right side
571,344.18x = 290,085,375,223.74 - Step 5: Solve for x
x = 290,085,375,223.74/571,344.18 - Step 6: Final answer
x = 507,724.39
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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.