Finding the Fourth Proportional to 309,980.80, 464,527.14 and 176,585.62
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Solution
The fourth proportional to 309,980.80, 464,527.14 and 176,585.62 is: 264,625.46
Step by Step Solution
- Step 1: Write the proportion equation
309,980.80 : 464,527.14 = 176,585.62 : x - Step 2: Convert to fraction form
309,980.80/464,527.14 = 176,585.62/x - Step 3: Cross multiply
309,980.80x = 464,527.14 × 176,585.62 - Step 4: Simplify right side
309,980.80x = 82,028,813,023.73 - Step 5: Solve for x
x = 82,028,813,023.73/309,980.80 - Step 6: Final answer
x = 264,625.46
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1.5x scale
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.