Finding the Fourth Proportional to 603,392.91, 905,206.05 and 229,386.75
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Solution
The fourth proportional to 603,392.91, 905,206.05 and 229,386.75 is: 344,124.48
Step by Step Solution
- Step 1: Write the proportion equation
603,392.91 : 905,206.05 = 229,386.75 : x - Step 2: Convert to fraction form
603,392.91/905,206.05 = 229,386.75/x - Step 3: Cross multiply
603,392.91x = 905,206.05 × 229,386.75 - Step 4: Simplify right side
603,392.91x = 207,642,273,889.84 - Step 5: Solve for x
x = 207,642,273,889.84/603,392.91 - Step 6: Final answer
x = 344,124.48
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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.