Finding the Fourth Proportional to 453,067.25, 625,248.86 and 249,133.68
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Solution
The fourth proportional to 453,067.25, 625,248.86 and 249,133.68 is: 343,813.31
Step by Step Solution
- Step 1: Write the proportion equation
453,067.25 : 625,248.86 = 249,133.68 : x - Step 2: Convert to fraction form
453,067.25/625,248.86 = 249,133.68/x - Step 3: Cross multiply
453,067.25x = 625,248.86 × 249,133.68 - Step 4: Simplify right side
453,067.25x = 155,770,548,161.94 - Step 5: Solve for x
x = 155,770,548,161.94/453,067.25 - Step 6: Final answer
x = 343,813.31
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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.