Finding the Fourth Proportional to 949,794.84, 1,310,719.05 and 514,216.80
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Solution
The fourth proportional to 949,794.84, 1,310,719.05 and 514,216.80 is: 709,620.36
Step by Step Solution
- Step 1: Write the proportion equation
949,794.84 : 1,310,719.05 = 514,216.80 : x - Step 2: Convert to fraction form
949,794.84/1,310,719.05 = 514,216.80/x - Step 3: Cross multiply
949,794.84x = 1,310,719.05 × 514,216.80 - Step 4: Simplify right side
949,794.84x = 673,993,755,590.04 - Step 5: Solve for x
x = 673,993,755,590.04/949,794.84 - Step 6: Final answer
x = 709,620.36
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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.