Finding the Fourth Proportional to 637,573.68, 956,419.20 and 164,260.80
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Solution
The fourth proportional to 637,573.68, 956,419.20 and 164,260.80 is: 246,406.32
Step by Step Solution
- Step 1: Write the proportion equation
637,573.68 : 956,419.20 = 164,260.80 : x - Step 2: Convert to fraction form
637,573.68/956,419.20 = 164,260.80/x - Step 3: Cross multiply
637,573.68x = 956,419.20 × 164,260.80 - Step 4: Simplify right side
637,573.68x = 157,102,182,927.36 - Step 5: Solve for x
x = 157,102,182,927.36/637,573.68 - Step 6: Final answer
x = 246,406.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.