Finding the Fourth Proportional to 450,579.08, 621,937.62 and 259,720.04
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Solution
The fourth proportional to 450,579.08, 621,937.62 and 259,720.04 is: 358,493.48
Step by Step Solution
- Step 1: Write the proportion equation
450,579.08 : 621,937.62 = 259,720.04 : x - Step 2: Convert to fraction form
450,579.08/621,937.62 = 259,720.04/x - Step 3: Cross multiply
450,579.08x = 621,937.62 × 259,720.04 - Step 4: Simplify right side
450,579.08x = 161,529,663,543.91 - Step 5: Solve for x
x = 161,529,663,543.91/450,579.08 - Step 6: Final answer
x = 358,493.48
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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.