Finding the Fourth Proportional to 610,259.97, 842,208.44 and 338,412.99
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Solution
The fourth proportional to 610,259.97, 842,208.44 and 338,412.99 is: 467,037.47
Step by Step Solution
- Step 1: Write the proportion equation
610,259.97 : 842,208.44 = 338,412.99 : x - Step 2: Convert to fraction form
610,259.97/842,208.44 = 338,412.99/x - Step 3: Cross multiply
610,259.97x = 842,208.44 × 338,412.99 - Step 4: Simplify right side
610,259.97x = 285,014,274,691.57 - Step 5: Solve for x
x = 285,014,274,691.57/610,259.97 - Step 6: Final answer
x = 467,037.47
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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.