Finding the Fourth Proportional to 936,673.49, 1,292,609.36 and 506,953.62
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Solution
The fourth proportional to 936,673.49, 1,292,609.36 and 506,953.62 is: 699,595.96
Step by Step Solution
- Step 1: Write the proportion equation
936,673.49 : 1,292,609.36 = 506,953.62 : x - Step 2: Convert to fraction form
936,673.49/1,292,609.36 = 506,953.62/x - Step 3: Cross multiply
936,673.49x = 1,292,609.36 × 506,953.62 - Step 4: Simplify right side
936,673.49x = 655,292,995,565.27 - Step 5: Solve for x
x = 655,292,995,565.27/936,673.49 - Step 6: Final answer
x = 699,595.96
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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.