Finding the Fourth Proportional to 465,242.01, 642,094.34 and 283,977.99
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Solution
The fourth proportional to 465,242.01, 642,094.34 and 283,977.99 is: 391,926.47
Step by Step Solution
- Step 1: Write the proportion equation
465,242.01 : 642,094.34 = 283,977.99 : x - Step 2: Convert to fraction form
465,242.01/642,094.34 = 283,977.99/x - Step 3: Cross multiply
465,242.01x = 642,094.34 × 283,977.99 - Step 4: Simplify right side
465,242.01x = 182,340,658,643.69 - Step 5: Solve for x
x = 182,340,658,643.69/465,242.01 - Step 6: Final answer
x = 391,926.47
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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.