Finding the Fourth Proportional to 529,190.16, 730,585.17 and 348,427.08
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Solution
The fourth proportional to 529,190.16, 730,585.17 and 348,427.08 is: 481,028.71
Step by Step Solution
- Step 1: Write the proportion equation
529,190.16 : 730,585.17 = 348,427.08 : x - Step 2: Convert to fraction form
529,190.16/730,585.17 = 348,427.08/x - Step 3: Cross multiply
529,190.16x = 730,585.17 × 348,427.08 - Step 4: Simplify right side
529,190.16x = 254,555,657,474.40 - Step 5: Solve for x
x = 254,555,657,474.40/529,190.16 - Step 6: Final answer
x = 481,028.71
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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.