Finding the Fourth Proportional to 536,727.58, 739,865.34 and 454,753.26
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Solution
The fourth proportional to 536,727.58, 739,865.34 and 454,753.26 is: 626,865.82
Step by Step Solution
- Step 1: Write the proportion equation
536,727.58 : 739,865.34 = 454,753.26 : x - Step 2: Convert to fraction form
536,727.58/739,865.34 = 454,753.26/x - Step 3: Cross multiply
536,727.58x = 739,865.34 × 454,753.26 - Step 4: Simplify right side
536,727.58x = 336,456,175,326.01 - Step 5: Solve for x
x = 336,456,175,326.01/536,727.58 - Step 6: Final answer
x = 626,865.82
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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.