Finding the Fourth Proportional to 837,585.36, 1,155,249.14 and 531,398.07
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Solution
The fourth proportional to 837,585.36, 1,155,249.14 and 531,398.07 is: 732,936.83
Step by Step Solution
- Step 1: Write the proportion equation
837,585.36 : 1,155,249.14 = 531,398.07 : x - Step 2: Convert to fraction form
837,585.36/1,155,249.14 = 531,398.07/x - Step 3: Cross multiply
837,585.36x = 1,155,249.14 × 531,398.07 - Step 4: Simplify right side
837,585.36x = 613,897,160,708.17 - Step 5: Solve for x
x = 613,897,160,708.17/837,585.36 - Step 6: Final answer
x = 732,936.83
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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.