Finding the Fourth Proportional to 798,115.60, 1,197,593.79 and 461,392.74
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Solution
The fourth proportional to 798,115.60, 1,197,593.79 and 461,392.74 is: 692,332.14
Step by Step Solution
- Step 1: Write the proportion equation
798,115.60 : 1,197,593.79 = 461,392.74 : x - Step 2: Convert to fraction form
798,115.60/1,197,593.79 = 461,392.74/x - Step 3: Cross multiply
798,115.60x = 1,197,593.79 × 461,392.74 - Step 4: Simplify right side
798,115.60x = 552,561,081,040.20 - Step 5: Solve for x
x = 552,561,081,040.20/798,115.60 - Step 6: Final answer
x = 692,332.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.