Finding the Fourth Proportional to 297,316.40, 445,848.84 and 119,775.74
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Solution
The fourth proportional to 297,316.40, 445,848.84 and 119,775.74 is: 179,612.94
Step by Step Solution
- Step 1: Write the proportion equation
297,316.40 : 445,848.84 = 119,775.74 : x - Step 2: Convert to fraction form
297,316.40/445,848.84 = 119,775.74/x - Step 3: Cross multiply
297,316.40x = 445,848.84 × 119,775.74 - Step 4: Simplify right side
297,316.40x = 53,401,872,509.90 - Step 5: Solve for x
x = 53,401,872,509.90/297,316.40 - Step 6: Final answer
x = 179,612.94
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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.