Finding the Fourth Proportional to 427,746.99, 590,229.06 and 236,759.93
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Solution
The fourth proportional to 427,746.99, 590,229.06 and 236,759.93 is: 326,694.50
Step by Step Solution
- Step 1: Write the proportion equation
427,746.99 : 590,229.06 = 236,759.93 : x - Step 2: Convert to fraction form
427,746.99/590,229.06 = 236,759.93/x - Step 3: Cross multiply
427,746.99x = 590,229.06 × 236,759.93 - Step 4: Simplify right side
427,746.99x = 139,742,587,978.42 - Step 5: Solve for x
x = 139,742,587,978.42/427,746.99 - Step 6: Final answer
x = 326,694.50
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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.