Finding the Fourth Proportional to 559,614.93, 772,369.34 and 330,158.99
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Solution
The fourth proportional to 559,614.93, 772,369.34 and 330,158.99 is: 455,678.83
Step by Step Solution
- Step 1: Write the proportion equation
559,614.93 : 772,369.34 = 330,158.99 : x - Step 2: Convert to fraction form
559,614.93/772,369.34 = 330,158.99/x - Step 3: Cross multiply
559,614.93x = 772,369.34 × 330,158.99 - Step 4: Simplify right side
559,614.93x = 255,004,675,688.73 - Step 5: Solve for x
x = 255,004,675,688.73/559,614.93 - Step 6: Final answer
x = 455,678.83
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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.