Finding the Fourth Proportional to 611,931.97, 844,447.07 and 336,289.17
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Solution
The fourth proportional to 611,931.97, 844,447.07 and 336,289.17 is: 464,068.59
Step by Step Solution
- Step 1: Write the proportion equation
611,931.97 : 844,447.07 = 336,289.17 : x - Step 2: Convert to fraction form
611,931.97/844,447.07 = 336,289.17/x - Step 3: Cross multiply
611,931.97x = 844,447.07 × 336,289.17 - Step 4: Simplify right side
611,931.97x = 283,978,404,279.23 - Step 5: Solve for x
x = 283,978,404,279.23/611,931.97 - Step 6: Final answer
x = 464,068.59
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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.