Finding the Fourth Proportional to 416,332.08, 624,081.60 and 191,854.62
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Solution
The fourth proportional to 416,332.08, 624,081.60 and 191,854.62 is: 287,589.99
Step by Step Solution
- Step 1: Write the proportion equation
416,332.08 : 624,081.60 = 191,854.62 : x - Step 2: Convert to fraction form
416,332.08/624,081.60 = 191,854.62/x - Step 3: Cross multiply
416,332.08x = 624,081.60 × 191,854.62 - Step 4: Simplify right side
416,332.08x = 119,732,938,216.99 - Step 5: Solve for x
x = 119,732,938,216.99/416,332.08 - Step 6: Final answer
x = 287,589.99
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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.