Finding the Fourth Proportional to 604,891.28, 834,652.26 and 346,720.69
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Solution
The fourth proportional to 604,891.28, 834,652.26 and 346,720.69 is: 478,418.55
Step by Step Solution
- Step 1: Write the proportion equation
604,891.28 : 834,652.26 = 346,720.69 : x - Step 2: Convert to fraction form
604,891.28/834,652.26 = 346,720.69/x - Step 3: Cross multiply
604,891.28x = 834,652.26 × 346,720.69 - Step 4: Simplify right side
604,891.28x = 289,391,207,497.26 - Step 5: Solve for x
x = 289,391,207,497.26/604,891.28 - Step 6: Final answer
x = 478,418.55
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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.