Finding the Fourth Proportional to 537,781.06, 742,133.91 and 296,067.88
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Solution
The fourth proportional to 537,781.06, 742,133.91 and 296,067.88 is: 408,571.50
Step by Step Solution
- Step 1: Write the proportion equation
537,781.06 : 742,133.91 = 296,067.88 : x - Step 2: Convert to fraction form
537,781.06/742,133.91 = 296,067.88/x - Step 3: Cross multiply
537,781.06x = 742,133.91 × 296,067.88 - Step 4: Simplify right side
537,781.06x = 219,722,013,409.81 - Step 5: Solve for x
x = 219,722,013,409.81/537,781.06 - Step 6: Final answer
x = 408,571.50
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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.