Finding the Fourth Proportional to 497,280.36, 746,442.28 and 440,716.17
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Solution
The fourth proportional to 497,280.36, 746,442.28 and 440,716.17 is: 661,536.65
Step by Step Solution
- Step 1: Write the proportion equation
497,280.36 : 746,442.28 = 440,716.17 : x - Step 2: Convert to fraction form
497,280.36/746,442.28 = 440,716.17/x - Step 3: Cross multiply
497,280.36x = 746,442.28 × 440,716.17 - Step 4: Simplify right side
497,280.36x = 328,969,182,767.67 - Step 5: Solve for x
x = 328,969,182,767.67/497,280.36 - Step 6: Final answer
x = 661,536.65
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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.