Finding the Fourth Proportional to 883,684.68, 1,324,291.41 and 478,001.13
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Solution
The fourth proportional to 883,684.68, 1,324,291.41 and 478,001.13 is: 716,333.32
Step by Step Solution
- Step 1: Write the proportion equation
883,684.68 : 1,324,291.41 = 478,001.13 : x - Step 2: Convert to fraction form
883,684.68/1,324,291.41 = 478,001.13/x - Step 3: Cross multiply
883,684.68x = 1,324,291.41 × 478,001.13 - Step 4: Simplify right side
883,684.68x = 633,012,785,463.20 - Step 5: Solve for x
x = 633,012,785,463.20/883,684.68 - Step 6: Final answer
x = 716,333.32
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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.