Finding the Fourth Proportional to 545,914.34, 817,873.99 and 395,782.46
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Solution
The fourth proportional to 545,914.34, 817,873.99 and 395,782.46 is: 592,950.50
Step by Step Solution
- Step 1: Write the proportion equation
545,914.34 : 817,873.99 = 395,782.46 : x - Step 2: Convert to fraction form
545,914.34/817,873.99 = 395,782.46/x - Step 3: Cross multiply
545,914.34x = 817,873.99 × 395,782.46 - Step 4: Simplify right side
545,914.34x = 323,700,179,732.22 - Step 5: Solve for x
x = 323,700,179,732.22/545,914.34 - Step 6: Final answer
x = 592,950.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.