Finding the Fourth Proportional to 450,545.92, 675,720.96 and 134,918.08
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Solution
The fourth proportional to 450,545.92, 675,720.96 and 134,918.08 is: 202,347.80
Step by Step Solution
- Step 1: Write the proportion equation
450,545.92 : 675,720.96 = 134,918.08 : x - Step 2: Convert to fraction form
450,545.92/675,720.96 = 134,918.08/x - Step 3: Cross multiply
450,545.92x = 675,720.96 × 134,918.08 - Step 4: Simplify right side
450,545.92x = 91,166,974,538.96 - Step 5: Solve for x
x = 91,166,974,538.96/450,545.92 - Step 6: Final answer
x = 202,347.80
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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.