Finding the Fourth Proportional to 457,856.91, 632,138.99 and 294,586.43
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Solution
The fourth proportional to 457,856.91, 632,138.99 and 294,586.43 is: 406,720.00
Step by Step Solution
- Step 1: Write the proportion equation
457,856.91 : 632,138.99 = 294,586.43 : x - Step 2: Convert to fraction form
457,856.91/632,138.99 = 294,586.43/x - Step 3: Cross multiply
457,856.91x = 632,138.99 × 294,586.43 - Step 4: Simplify right side
457,856.91x = 186,219,563,694.28 - Step 5: Solve for x
x = 186,219,563,694.28/457,856.91 - Step 6: Final answer
x = 406,720.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.