Finding the Fourth Proportional to 894,412.08, 1,341,618.12 and 229,564.08
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Solution
The fourth proportional to 894,412.08, 1,341,618.12 and 229,564.08 is: 344,346.12
Step by Step Solution
- Step 1: Write the proportion equation
894,412.08 : 1,341,618.12 = 229,564.08 : x - Step 2: Convert to fraction form
894,412.08/1,341,618.12 = 229,564.08/x - Step 3: Cross multiply
894,412.08x = 1,341,618.12 × 229,564.08 - Step 4: Simplify right side
894,412.08x = 307,987,329,429.13 - Step 5: Solve for x
x = 307,987,329,429.13/894,412.08 - Step 6: Final answer
x = 344,346.12
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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.