Finding the Fourth Proportional to 936,923.27, 1,292,953.84 and 507,203.08
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Solution
The fourth proportional to 936,923.27, 1,292,953.84 and 507,203.08 is: 699,940.10
Step by Step Solution
- Step 1: Write the proportion equation
936,923.27 : 1,292,953.84 = 507,203.08 : x - Step 2: Convert to fraction form
936,923.27/1,292,953.84 = 507,203.08/x - Step 3: Cross multiply
936,923.27x = 1,292,953.84 × 507,203.08 - Step 4: Simplify right side
936,923.27x = 655,790,169,945.83 - Step 5: Solve for x
x = 655,790,169,945.83/936,923.27 - Step 6: Final answer
x = 699,940.10
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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.