Finding the Fourth Proportional to 706,757.40, 972,862.93 and 615,957.26
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Solution
The fourth proportional to 706,757.40, 972,862.93 and 615,957.26 is: 847,875.08
Step by Step Solution
- Step 1: Write the proportion equation
706,757.40 : 972,862.93 = 615,957.26 : x - Step 2: Convert to fraction form
706,757.40/972,862.93 = 615,957.26/x - Step 3: Cross multiply
706,757.40x = 972,862.93 × 615,957.26 - Step 4: Simplify right side
706,757.40x = 599,241,987,150.53 - Step 5: Solve for x
x = 599,241,987,150.53/706,757.40 - Step 6: Final answer
x = 847,875.08
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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.