Finding the Fourth Proportional to 590,585.63, 815,008.19 and 322,313.63
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Solution
The fourth proportional to 590,585.63, 815,008.19 and 322,313.63 is: 444,792.81
Step by Step Solution
- Step 1: Write the proportion equation
590,585.63 : 815,008.19 = 322,313.63 : x - Step 2: Convert to fraction form
590,585.63/815,008.19 = 322,313.63/x - Step 3: Cross multiply
590,585.63x = 815,008.19 × 322,313.63 - Step 4: Simplify right side
590,585.63x = 262,688,242,512.02 - Step 5: Solve for x
x = 262,688,242,512.02/590,585.63 - Step 6: Final answer
x = 444,792.81
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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.