Finding the Fourth Proportional to 508,750.07, 702,039.96 and 282,377.75
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Solution
The fourth proportional to 508,750.07, 702,039.96 and 282,377.75 is: 389,661.79
Step by Step Solution
- Step 1: Write the proportion equation
508,750.07 : 702,039.96 = 282,377.75 : x - Step 2: Convert to fraction form
508,750.07/702,039.96 = 282,377.75/x - Step 3: Cross multiply
508,750.07x = 702,039.96 × 282,377.75 - Step 4: Simplify right side
508,750.07x = 198,240,464,314.89 - Step 5: Solve for x
x = 198,240,464,314.89/508,750.07 - Step 6: Final answer
x = 389,661.79
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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.