Finding the Fourth Proportional to 906,335.67, 1,250,718.21 and 498,437.46
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Solution
The fourth proportional to 906,335.67, 1,250,718.21 and 498,437.46 is: 687,829.94
Step by Step Solution
- Step 1: Write the proportion equation
906,335.67 : 1,250,718.21 = 498,437.46 : x - Step 2: Convert to fraction form
906,335.67/1,250,718.21 = 498,437.46/x - Step 3: Cross multiply
906,335.67x = 1,250,718.21 × 498,437.46 - Step 4: Simplify right side
906,335.67x = 623,404,807,768.15 - Step 5: Solve for x
x = 623,404,807,768.15/906,335.67 - Step 6: Final answer
x = 687,829.94
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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.