Finding the Fourth Proportional to 465,806.51, 698,742.99 and 124,248.03
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Solution
The fourth proportional to 465,806.51, 698,742.99 and 124,248.03 is: 186,380.90
Step by Step Solution
- Step 1: Write the proportion equation
465,806.51 : 698,742.99 = 124,248.03 : x - Step 2: Convert to fraction form
465,806.51/698,742.99 = 124,248.03/x - Step 3: Cross multiply
465,806.51x = 698,742.99 × 124,248.03 - Step 4: Simplify right side
465,806.51x = 86,817,437,887.69 - Step 5: Solve for x
x = 86,817,437,887.69/465,806.51 - Step 6: Final answer
x = 186,380.90
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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.