Finding the Fourth Proportional to 848,220.48, 1,170,545.28 and 466,239.12
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Solution
The fourth proportional to 848,220.48, 1,170,545.28 and 466,239.12 is: 643,410.54
Step by Step Solution
- Step 1: Write the proportion equation
848,220.48 : 1,170,545.28 = 466,239.12 : x - Step 2: Convert to fraction form
848,220.48/1,170,545.28 = 466,239.12/x - Step 3: Cross multiply
848,220.48x = 1,170,545.28 × 466,239.12 - Step 4: Simplify right side
848,220.48x = 545,754,001,267.35 - Step 5: Solve for x
x = 545,754,001,267.35/848,220.48 - Step 6: Final answer
x = 643,410.54
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.