Finding the Fourth Proportional to 610,266.14, 842,193.90 and 338,316.74
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Solution
The fourth proportional to 610,266.14, 842,193.90 and 338,316.74 is: 466,891.86
Step by Step Solution
- Step 1: Write the proportion equation
610,266.14 : 842,193.90 = 338,316.74 : x - Step 2: Convert to fraction form
610,266.14/842,193.90 = 338,316.74/x - Step 3: Cross multiply
610,266.14x = 842,193.90 × 338,316.74 - Step 4: Simplify right side
610,266.14x = 284,928,290,484.92 - Step 5: Solve for x
x = 284,928,290,484.92/610,266.14 - Step 6: Final answer
x = 466,891.86
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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.