Finding the Fourth Proportional to 653,873.91, 902,356.67 and 359,536
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Solution
The fourth proportional to 653,873.91, 902,356.67 and 359,536 is: 496,165.55
Step by Step Solution
- Step 1: Write the proportion equation
653,873.91 : 902,356.67 = 359,536 : x - Step 2: Convert to fraction form
653,873.91/902,356.67 = 359,536/x - Step 3: Cross multiply
653,873.91x = 902,356.67 × 359,536 - Step 4: Simplify right side
653,873.91x = 324,429,707,705.12 - Step 5: Solve for x
x = 324,429,707,705.12/653,873.91 - Step 6: Final answer
x = 496,165.55
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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.