Finding the Fourth Proportional to 427,735.64, 590,302.68 and 246,444.32
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Solution
The fourth proportional to 427,735.64, 590,302.68 and 246,444.32 is: 340,109.00
Step by Step Solution
- Step 1: Write the proportion equation
427,735.64 : 590,302.68 = 246,444.32 : x - Step 2: Convert to fraction form
427,735.64/590,302.68 = 246,444.32/x - Step 3: Cross multiply
427,735.64x = 590,302.68 × 246,444.32 - Step 4: Simplify right side
427,735.64x = 145,476,742,566.78 - Step 5: Solve for x
x = 145,476,742,566.78/427,735.64 - Step 6: Final answer
x = 340,109.00
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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.