Finding the Fourth Proportional to 411,552.91, 567,965.01 and 230,253.99
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Solution
The fourth proportional to 411,552.91, 567,965.01 and 230,253.99 is: 317,762.81
Step by Step Solution
- Step 1: Write the proportion equation
411,552.91 : 567,965.01 = 230,253.99 : x - Step 2: Convert to fraction form
411,552.91/567,965.01 = 230,253.99/x - Step 3: Cross multiply
411,552.91x = 567,965.01 × 230,253.99 - Step 4: Simplify right side
411,552.91x = 130,776,209,732.89 - Step 5: Solve for x
x = 130,776,209,732.89/411,552.91 - Step 6: Final answer
x = 317,762.81
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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.