Finding the Fourth Proportional to 526,946.42, 790,545.38 and 171,961.08
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Solution
The fourth proportional to 526,946.42, 790,545.38 and 171,961.08 is: 257,982.66
Step by Step Solution
- Step 1: Write the proportion equation
526,946.42 : 790,545.38 = 171,961.08 : x - Step 2: Convert to fraction form
526,946.42/790,545.38 = 171,961.08/x - Step 3: Cross multiply
526,946.42x = 790,545.38 × 171,961.08 - Step 4: Simplify right side
526,946.42x = 135,943,037,333.81 - Step 5: Solve for x
x = 135,943,037,333.81/526,946.42 - Step 6: Final answer
x = 257,982.66
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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.