Finding the Fourth Proportional to 351,135.40, 527,048.70 and 173,842.60
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Solution
The fourth proportional to 351,135.40, 527,048.70 and 173,842.60 is: 260,935.00
Step by Step Solution
- Step 1: Write the proportion equation
351,135.40 : 527,048.70 = 173,842.60 : x - Step 2: Convert to fraction form
351,135.40/527,048.70 = 173,842.60/x - Step 3: Cross multiply
351,135.40x = 527,048.70 × 173,842.60 - Step 4: Simplify right side
351,135.40x = 91,623,516,334.62 - Step 5: Solve for x
x = 91,623,516,334.62/351,135.40 - Step 6: Final answer
x = 260,935.00
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1.5x scale
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.