Finding the Fourth Proportional to 890,980, 1,336,444.08 and 330,002.08
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Solution
The fourth proportional to 890,980, 1,336,444.08 and 330,002.08 is: 494,993.52
Step by Step Solution
- Step 1: Write the proportion equation
890,980 : 1,336,444.08 = 330,002.08 : x - Step 2: Convert to fraction form
890,980/1,336,444.08 = 330,002.08/x - Step 3: Cross multiply
890,980x = 1,336,444.08 × 330,002.08 - Step 4: Simplify right side
890,980x = 441,029,326,203.69 - Step 5: Solve for x
x = 441,029,326,203.69/890,980 - Step 6: Final answer
x = 494,993.52
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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.