Finding the Fourth Proportional to 370,124.87, 555,392.58 and 180,586.79
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Solution
The fourth proportional to 370,124.87, 555,392.58 and 180,586.79 is: 270,980.34
Step by Step Solution
- Step 1: Write the proportion equation
370,124.87 : 555,392.58 = 180,586.79 : x - Step 2: Convert to fraction form
370,124.87/555,392.58 = 180,586.79/x - Step 3: Cross multiply
370,124.87x = 555,392.58 × 180,586.79 - Step 4: Simplify right side
370,124.87x = 100,296,560,435.06 - Step 5: Solve for x
x = 100,296,560,435.06/370,124.87 - Step 6: Final answer
x = 270,980.34
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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.