Finding the Fourth Proportional to 937,337.75, 1,406,246.39 and 272,489.75
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Solution
The fourth proportional to 937,337.75, 1,406,246.39 and 272,489.75 is: 408,804.32
Step by Step Solution
- Step 1: Write the proportion equation
937,337.75 : 1,406,246.39 = 272,489.75 : x - Step 2: Convert to fraction form
937,337.75/1,406,246.39 = 272,489.75/x - Step 3: Cross multiply
937,337.75x = 1,406,246.39 × 272,489.75 - Step 4: Simplify right side
937,337.75x = 383,187,725,887.05 - Step 5: Solve for x
x = 383,187,725,887.05/937,337.75 - Step 6: Final answer
x = 408,804.32
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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.