Finding the Fourth Proportional to 904,905.06, 1,357,335.71 and 230,991.94
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Solution
The fourth proportional to 904,905.06, 1,357,335.71 and 230,991.94 is: 346,482.32
Step by Step Solution
- Step 1: Write the proportion equation
904,905.06 : 1,357,335.71 = 230,991.94 : x - Step 2: Convert to fraction form
904,905.06/1,357,335.71 = 230,991.94/x - Step 3: Cross multiply
904,905.06x = 1,357,335.71 × 230,991.94 - Step 4: Simplify right side
904,905.06x = 313,533,608,884.18 - Step 5: Solve for x
x = 313,533,608,884.18/904,905.06 - Step 6: Final answer
x = 346,482.32
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1.5x scale
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.