Finding the Fourth Proportional to 975,290.49, 1,345,953.15 and 545,544.99
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Solution
The fourth proportional to 975,290.49, 1,345,953.15 and 545,544.99 is: 752,881.33
Step by Step Solution
- Step 1: Write the proportion equation
975,290.49 : 1,345,953.15 = 545,544.99 : x - Step 2: Convert to fraction form
975,290.49/1,345,953.15 = 545,544.99/x - Step 3: Cross multiply
975,290.49x = 1,345,953.15 × 545,544.99 - Step 4: Simplify right side
975,290.49x = 734,277,997,757.22 - Step 5: Solve for x
x = 734,277,997,757.22/975,290.49 - Step 6: Final answer
x = 752,881.33
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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.