Finding the Fourth Proportional to 944,299.91, 1,303,133.93 and 514,579.92
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Solution
The fourth proportional to 944,299.91, 1,303,133.93 and 514,579.92 is: 710,120.32
Step by Step Solution
- Step 1: Write the proportion equation
944,299.91 : 1,303,133.93 = 514,579.92 : x - Step 2: Convert to fraction form
944,299.91/1,303,133.93 = 514,579.92/x - Step 3: Cross multiply
944,299.91x = 1,303,133.93 × 514,579.92 - Step 4: Simplify right side
944,299.91x = 670,566,550,875.79 - Step 5: Solve for x
x = 670,566,550,875.79/944,299.91 - Step 6: Final answer
x = 710,120.32
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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.