Finding the Fourth Proportional to 447,916.14, 618,124.26 and 246,712.14
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Solution
The fourth proportional to 447,916.14, 618,124.26 and 246,712.14 is: 340,462.75
Step by Step Solution
- Step 1: Write the proportion equation
447,916.14 : 618,124.26 = 246,712.14 : x - Step 2: Convert to fraction form
447,916.14/618,124.26 = 246,712.14/x - Step 3: Cross multiply
447,916.14x = 618,124.26 × 246,712.14 - Step 4: Simplify right side
447,916.14x = 152,498,758,970.52 - Step 5: Solve for x
x = 152,498,758,970.52/447,916.14 - Step 6: Final answer
x = 340,462.75
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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.