Finding the Fourth Proportional to 577,098.27, 865,659.71 and 198,015.99
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Solution
The fourth proportional to 577,098.27, 865,659.71 and 198,015.99 is: 297,028.21
Step by Step Solution
- Step 1: Write the proportion equation
577,098.27 : 865,659.71 = 198,015.99 : x - Step 2: Convert to fraction form
577,098.27/865,659.71 = 198,015.99/x - Step 3: Cross multiply
577,098.27x = 865,659.71 × 198,015.99 - Step 4: Simplify right side
577,098.27x = 171,414,465,483.08 - Step 5: Solve for x
x = 171,414,465,483.08/577,098.27 - Step 6: Final answer
x = 297,028.21
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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.