Finding the Fourth Proportional to 944,390.01, 1,303,220.18 and 514,660.92
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Solution
The fourth proportional to 944,390.01, 1,303,220.18 and 514,660.92 is: 710,211.34
Step by Step Solution
- Step 1: Write the proportion equation
944,390.01 : 1,303,220.18 = 514,660.92 : x - Step 2: Convert to fraction form
944,390.01/1,303,220.18 = 514,660.92/x - Step 3: Cross multiply
944,390.01x = 1,303,220.18 × 514,660.92 - Step 4: Simplify right side
944,390.01x = 670,716,494,228.06 - Step 5: Solve for x
x = 670,716,494,228.06/944,390.01 - Step 6: Final answer
x = 710,211.34
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1.5x scale
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.