Finding the Fourth Proportional to 936,675.09, 1,292,621.09 and 506,964.42
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Solution
The fourth proportional to 936,675.09, 1,292,621.09 and 506,964.42 is: 699,616.02
Step by Step Solution
- Step 1: Write the proportion equation
936,675.09 : 1,292,621.09 = 506,964.42 : x - Step 2: Convert to fraction form
936,675.09/1,292,621.09 = 506,964.42/x - Step 3: Cross multiply
936,675.09x = 1,292,621.09 × 506,964.42 - Step 4: Simplify right side
936,675.09x = 655,312,898,636.80 - Step 5: Solve for x
x = 655,312,898,636.80/936,675.09 - Step 6: Final answer
x = 699,616.02
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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.