Finding the Fourth Proportional to 282,000.05, 423,000.08 and 268,878.05
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Solution
The fourth proportional to 282,000.05, 423,000.08 and 268,878.05 is: 403,317.08
Step by Step Solution
- Step 1: Write the proportion equation
282,000.05 : 423,000.08 = 268,878.05 : x - Step 2: Convert to fraction form
282,000.05/423,000.08 = 268,878.05/x - Step 3: Cross multiply
282,000.05x = 423,000.08 × 268,878.05 - Step 4: Simplify right side
282,000.05x = 113,735,435,315.85 - Step 5: Solve for x
x = 113,735,435,315.85/282,000.05 - Step 6: Final answer
x = 403,317.08
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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.