Finding the Fourth Proportional to 832,883.64, 1,249,325.04 and 271,918.14
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Solution
The fourth proportional to 832,883.64, 1,249,325.04 and 271,918.14 is: 407,877.07
Step by Step Solution
- Step 1: Write the proportion equation
832,883.64 : 1,249,325.04 = 271,918.14 : x - Step 2: Convert to fraction form
832,883.64/1,249,325.04 = 271,918.14/x - Step 3: Cross multiply
832,883.64x = 1,249,325.04 × 271,918.14 - Step 4: Simplify right side
832,883.64x = 339,714,141,132.23 - Step 5: Solve for x
x = 339,714,141,132.23/832,883.64 - Step 6: Final answer
x = 407,877.07
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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.