Finding the Fourth Proportional to 369,585.94, 510,027.88 and 208,440.49
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Solution
The fourth proportional to 369,585.94, 510,027.88 and 208,440.49 is: 287,647.47
Step by Step Solution
- Step 1: Write the proportion equation
369,585.94 : 510,027.88 = 208,440.49 : x - Step 2: Convert to fraction form
369,585.94/510,027.88 = 208,440.49/x - Step 3: Cross multiply
369,585.94x = 510,027.88 × 208,440.49 - Step 4: Simplify right side
369,585.94x = 106,310,459,945.79 - Step 5: Solve for x
x = 106,310,459,945.79/369,585.94 - Step 6: Final answer
x = 287,647.47
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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.