Finding the Fourth Proportional to 649,725.99, 896,576.34 and 377,774.58
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Solution
The fourth proportional to 649,725.99, 896,576.34 and 377,774.58 is: 521,302.45
Step by Step Solution
- Step 1: Write the proportion equation
649,725.99 : 896,576.34 = 377,774.58 : x - Step 2: Convert to fraction form
649,725.99/896,576.34 = 377,774.58/x - Step 3: Cross multiply
649,725.99x = 896,576.34 × 377,774.58 - Step 4: Simplify right side
649,725.99x = 338,703,750,281.44 - Step 5: Solve for x
x = 338,703,750,281.44/649,725.99 - Step 6: Final answer
x = 521,302.45
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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.