Finding the Fourth Proportional to 440,485.74, 607,725.72 and 246,865.14
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Solution
The fourth proportional to 440,485.74, 607,725.72 and 246,865.14 is: 340,592.85
Step by Step Solution
- Step 1: Write the proportion equation
440,485.74 : 607,725.72 = 246,865.14 : x - Step 2: Convert to fraction form
440,485.74/607,725.72 = 246,865.14/x - Step 3: Cross multiply
440,485.74x = 607,725.72 × 246,865.14 - Step 4: Simplify right side
440,485.74x = 150,026,294,949.40 - Step 5: Solve for x
x = 150,026,294,949.40/440,485.74 - Step 6: Final answer
x = 340,592.85
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1.5x scale
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.