Finding the Fourth Proportional to 754,068.44, 1,040,634.36 and 409,927.52
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Solution
The fourth proportional to 754,068.44, 1,040,634.36 and 409,927.52 is: 565,710.80
Step by Step Solution
- Step 1: Write the proportion equation
754,068.44 : 1,040,634.36 = 409,927.52 : x - Step 2: Convert to fraction form
754,068.44/1,040,634.36 = 409,927.52/x - Step 3: Cross multiply
754,068.44x = 1,040,634.36 × 409,927.52 - Step 4: Simplify right side
754,068.44x = 426,584,662,421.59 - Step 5: Solve for x
x = 426,584,662,421.59/754,068.44 - Step 6: Final answer
x = 565,710.80
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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.