Finding the Fourth Proportional to 944,171.63, 1,302,956.99 and 514,451.79
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Solution
The fourth proportional to 944,171.63, 1,302,956.99 and 514,451.79 is: 709,943.55
Step by Step Solution
- Step 1: Write the proportion equation
944,171.63 : 1,302,956.99 = 514,451.79 : x - Step 2: Convert to fraction form
944,171.63/1,302,956.99 = 514,451.79/x - Step 3: Cross multiply
944,171.63x = 1,302,956.99 × 514,451.79 - Step 4: Simplify right side
944,171.63x = 670,308,553,226.25 - Step 5: Solve for x
x = 670,308,553,226.25/944,171.63 - Step 6: Final answer
x = 709,943.55
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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.