Finding the Fourth Proportional to 500,671.99, 750,999.78 and 121,595.84
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Solution
The fourth proportional to 500,671.99, 750,999.78 and 121,595.84 is: 182,391.77
Step by Step Solution
- Step 1: Write the proportion equation
500,671.99 : 750,999.78 = 121,595.84 : x - Step 2: Convert to fraction form
500,671.99/750,999.78 = 121,595.84/x - Step 3: Cross multiply
500,671.99x = 750,999.78 × 121,595.84 - Step 4: Simplify right side
500,671.99x = 91,318,449,088.92 - Step 5: Solve for x
x = 91,318,449,088.92/500,671.99 - Step 6: Final answer
x = 182,391.77
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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.