Finding the Fourth Proportional to 1,154,249.92, 1,731,560.93 and 355,531.10
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Solution
The fourth proportional to 1,154,249.92, 1,731,560.93 and 355,531.10 is: 533,353.95
Step by Step Solution
- Step 1: Write the proportion equation
1,154,249.92 : 1,731,560.93 = 355,531.10 : x - Step 2: Convert to fraction form
1,154,249.92/1,731,560.93 = 355,531.10/x - Step 3: Cross multiply
1,154,249.92x = 1,731,560.93 × 355,531.10 - Step 4: Simplify right side
1,154,249.92x = 615,623,751,724.46 - Step 5: Solve for x
x = 615,623,751,724.46/1,154,249.92 - Step 6: Final answer
x = 533,353.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.