Finding the Fourth Proportional to 625,878.74, 939,203.58 and 246,734.96
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Solution
The fourth proportional to 625,878.74, 939,203.58 and 246,734.96 is: 370,254.40
Step by Step Solution
- Step 1: Write the proportion equation
625,878.74 : 939,203.58 = 246,734.96 : x - Step 2: Convert to fraction form
625,878.74/939,203.58 = 246,734.96/x - Step 3: Cross multiply
625,878.74x = 939,203.58 × 246,734.96 - Step 4: Simplify right side
625,878.74x = 231,734,357,743.16 - Step 5: Solve for x
x = 231,734,357,743.16/625,878.74 - Step 6: Final answer
x = 370,254.40
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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.