Finding the Fourth Proportional to 647,237.68, 970,855.68 and 173,923.05
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Solution
The fourth proportional to 647,237.68, 970,855.68 and 173,923.05 is: 260,884.35
Step by Step Solution
- Step 1: Write the proportion equation
647,237.68 : 970,855.68 = 173,923.05 : x - Step 2: Convert to fraction form
647,237.68/970,855.68 = 173,923.05/x - Step 3: Cross multiply
647,237.68x = 970,855.68 × 173,923.05 - Step 4: Simplify right side
647,237.68x = 168,854,180,975.42 - Step 5: Solve for x
x = 168,854,180,975.42/647,237.68 - Step 6: Final answer
x = 260,884.35
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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.