Finding the Fourth Proportional to 833,746.64, 1,150,579.42 and 489,586.68
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Solution
The fourth proportional to 833,746.64, 1,150,579.42 and 489,586.68 is: 675,634.94
Step by Step Solution
- Step 1: Write the proportion equation
833,746.64 : 1,150,579.42 = 489,586.68 : x - Step 2: Convert to fraction form
833,746.64/1,150,579.42 = 489,586.68/x - Step 3: Cross multiply
833,746.64x = 1,150,579.42 × 489,586.68 - Step 4: Simplify right side
833,746.64x = 563,308,357,090.16 - Step 5: Solve for x
x = 563,308,357,090.16/833,746.64 - Step 6: Final answer
x = 675,634.94
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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.