Finding the Fourth Proportional to 430,311.57, 593,850.99 and 239,320.86
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Solution
The fourth proportional to 430,311.57, 593,850.99 and 239,320.86 is: 330,274.48
Step by Step Solution
- Step 1: Write the proportion equation
430,311.57 : 593,850.99 = 239,320.86 : x - Step 2: Convert to fraction form
430,311.57/593,850.99 = 239,320.86/x - Step 3: Cross multiply
430,311.57x = 593,850.99 × 239,320.86 - Step 4: Simplify right side
430,311.57x = 142,120,929,638.65 - Step 5: Solve for x
x = 142,120,929,638.65/430,311.57 - Step 6: Final answer
x = 330,274.48
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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.