Finding the Fourth Proportional to 532,085.42, 798,177.30 and 212,160.08
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Solution
The fourth proportional to 532,085.42, 798,177.30 and 212,160.08 is: 318,259.73
Step by Step Solution
- Step 1: Write the proportion equation
532,085.42 : 798,177.30 = 212,160.08 : x - Step 2: Convert to fraction form
532,085.42/798,177.30 = 212,160.08/x - Step 3: Cross multiply
532,085.42x = 798,177.30 × 212,160.08 - Step 4: Simplify right side
532,085.42x = 169,341,359,822.18 - Step 5: Solve for x
x = 169,341,359,822.18/532,085.42 - Step 6: Final answer
x = 318,259.73
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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.