Finding the Fourth Proportional to 537,844.92, 742,219.84 and 296,122.56
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Solution
The fourth proportional to 537,844.92, 742,219.84 and 296,122.56 is: 408,645.75
Step by Step Solution
- Step 1: Write the proportion equation
537,844.92 : 742,219.84 = 296,122.56 : x - Step 2: Convert to fraction form
537,844.92/742,219.84 = 296,122.56/x - Step 3: Cross multiply
537,844.92x = 742,219.84 × 296,122.56 - Step 4: Simplify right side
537,844.92x = 219,788,039,103.59 - Step 5: Solve for x
x = 219,788,039,103.59/537,844.92 - Step 6: Final answer
x = 408,645.75
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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.