Finding the Fourth Proportional to 413,611.95, 577,875.75 and 413,611.95
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Solution
The fourth proportional to 413,611.95, 577,875.75 and 413,611.95 is: 577,875.75
Step by Step Solution
- Step 1: Write the proportion equation
413,611.95 : 577,875.75 = 413,611.95 : x - Step 2: Convert to fraction form
413,611.95/577,875.75 = 413,611.95/x - Step 3: Cross multiply
413,611.95x = 577,875.75 × 413,611.95 - Step 4: Simplify right side
413,611.95x = 239,016,315,815.21 - Step 5: Solve for x
x = 239,016,315,815.21/413,611.95 - Step 6: Final answer
x = 577,875.75
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.