Finding the Fourth Proportional to 532,073.70, 798,110.55 and 322,121.70
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Solution
The fourth proportional to 532,073.70, 798,110.55 and 322,121.70 is: 483,182.55
Step by Step Solution
- Step 1: Write the proportion equation
532,073.70 : 798,110.55 = 322,121.70 : x - Step 2: Convert to fraction form
532,073.70/798,110.55 = 322,121.70/x - Step 3: Cross multiply
532,073.70x = 798,110.55 × 322,121.70 - Step 4: Simplify right side
532,073.70x = 257,088,727,153.94 - Step 5: Solve for x
x = 257,088,727,153.94/532,073.70 - Step 6: Final answer
x = 483,182.55
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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.