Finding the Fourth Proportional to 709,060.60, 1,062,703.95 and 354,173.68
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Solution
The fourth proportional to 709,060.60, 1,062,703.95 and 354,173.68 is: 530,817.49
Step by Step Solution
- Step 1: Write the proportion equation
709,060.60 : 1,062,703.95 = 354,173.68 : x - Step 2: Convert to fraction form
709,060.60/1,062,703.95 = 354,173.68/x - Step 3: Cross multiply
709,060.60x = 1,062,703.95 × 354,173.68 - Step 4: Simplify right side
709,060.60x = 376,381,768,722.04 - Step 5: Solve for x
x = 376,381,768,722.04/709,060.60 - Step 6: Final answer
x = 530,817.49
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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.