Finding the Fourth Proportional to 944,383.80, 1,303,211.64 and 514,654.65
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Solution
The fourth proportional to 944,383.80, 1,303,211.64 and 514,654.65 is: 710,202.71
Step by Step Solution
- Step 1: Write the proportion equation
944,383.80 : 1,303,211.64 = 514,654.65 : x - Step 2: Convert to fraction form
944,383.80/1,303,211.64 = 514,654.65/x - Step 3: Cross multiply
944,383.80x = 1,303,211.64 × 514,654.65 - Step 4: Simplify right side
944,383.80x = 670,703,930,460.13 - Step 5: Solve for x
x = 670,703,930,460.13/944,383.80 - Step 6: Final answer
x = 710,202.71
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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.