Finding the Fourth Proportional to 227,319.36, 340,966.62 and 69,547.80
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Solution
The fourth proportional to 227,319.36, 340,966.62 and 69,547.80 is: 104,317.90
Step by Step Solution
- Step 1: Write the proportion equation
227,319.36 : 340,966.62 = 69,547.80 : x - Step 2: Convert to fraction form
227,319.36/340,966.62 = 69,547.80/x - Step 3: Cross multiply
227,319.36x = 340,966.62 × 69,547.80 - Step 4: Simplify right side
227,319.36x = 23,713,478,294.44 - Step 5: Solve for x
x = 23,713,478,294.44/227,319.36 - Step 6: Final answer
x = 104,317.90
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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.