Finding the Fourth Proportional to 503,158.22, 695,354.60 and 412,370.99
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Solution
The fourth proportional to 503,158.22, 695,354.60 and 412,370.99 is: 569,888.46
Step by Step Solution
- Step 1: Write the proportion equation
503,158.22 : 695,354.60 = 412,370.99 : x - Step 2: Convert to fraction form
503,158.22/695,354.60 = 412,370.99/x - Step 3: Cross multiply
503,158.22x = 695,354.60 × 412,370.99 - Step 4: Simplify right side
503,158.22x = 286,744,062,741.20 - Step 5: Solve for x
x = 286,744,062,741.20/503,158.22 - Step 6: Final answer
x = 569,888.46
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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.