Finding the Fourth Proportional to 605,110.76, 908,149.98 and 272,712.68
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Solution
The fourth proportional to 605,110.76, 908,149.98 and 272,712.68 is: 409,287.08
Step by Step Solution
- Step 1: Write the proportion equation
605,110.76 : 908,149.98 = 272,712.68 : x - Step 2: Convert to fraction form
605,110.76/908,149.98 = 272,712.68/x - Step 3: Cross multiply
605,110.76x = 908,149.98 × 272,712.68 - Step 4: Simplify right side
605,110.76x = 247,664,014,887.75 - Step 5: Solve for x
x = 247,664,014,887.75/605,110.76 - Step 6: Final answer
x = 409,287.08
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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.