Finding the Fourth Proportional to 649,724.99, 896,574.96 and 377,773.58
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Solution
The fourth proportional to 649,724.99, 896,574.96 and 377,773.58 is: 521,301.08
Step by Step Solution
- Step 1: Write the proportion equation
649,724.99 : 896,574.96 = 377,773.58 : x - Step 2: Convert to fraction form
649,724.99/896,574.96 = 377,773.58/x - Step 3: Cross multiply
649,724.99x = 896,574.96 × 377,773.58 - Step 4: Simplify right side
649,724.99x = 338,702,334,618.99 - Step 5: Solve for x
x = 338,702,334,618.99/649,724.99 - Step 6: Final answer
x = 521,301.08
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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.