Finding the Fourth Proportional to 529,620.40, 794,770.80 and 293,132.80
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Solution
The fourth proportional to 529,620.40, 794,770.80 and 293,132.80 is: 439,887.49
Step by Step Solution
- Step 1: Write the proportion equation
529,620.40 : 794,770.80 = 293,132.80 : x - Step 2: Convert to fraction form
529,620.40/794,770.80 = 293,132.80/x - Step 3: Cross multiply
529,620.40x = 794,770.80 × 293,132.80 - Step 4: Simplify right side
529,620.40x = 232,973,389,962.24 - Step 5: Solve for x
x = 232,973,389,962.24/529,620.40 - Step 6: Final answer
x = 439,887.49
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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.