Finding the Fourth Proportional to 554,274.95, 764,900.55 and 299,626.14
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Solution
The fourth proportional to 554,274.95, 764,900.55 and 299,626.14 is: 413,484.68
Step by Step Solution
- Step 1: Write the proportion equation
554,274.95 : 764,900.55 = 299,626.14 : x - Step 2: Convert to fraction form
554,274.95/764,900.55 = 299,626.14/x - Step 3: Cross multiply
554,274.95x = 764,900.55 × 299,626.14 - Step 4: Simplify right side
554,274.95x = 229,184,197,846.19 - Step 5: Solve for x
x = 229,184,197,846.19/554,274.95 - Step 6: Final answer
x = 413,484.68
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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.