Finding the Fourth Proportional to 356,563.48, 533,639.67 and 346,968.09
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Solution
The fourth proportional to 356,563.48, 533,639.67 and 346,968.09 is: 519,279.03
Step by Step Solution
- Step 1: Write the proportion equation
356,563.48 : 533,639.67 = 346,968.09 : x - Step 2: Convert to fraction form
356,563.48/533,639.67 = 346,968.09/x - Step 3: Cross multiply
356,563.48x = 533,639.67 × 346,968.09 - Step 4: Simplify right side
356,563.48x = 185,155,937,048.13 - Step 5: Solve for x
x = 185,155,937,048.13/356,563.48 - Step 6: Final answer
x = 519,279.03
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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.