Finding the Fourth Proportional to 692,575.08, 955,769.67 and 434,462.88
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Solution
The fourth proportional to 692,575.08, 955,769.67 and 434,462.88 is: 599,568.86
Step by Step Solution
- Step 1: Write the proportion equation
692,575.08 : 955,769.67 = 434,462.88 : x - Step 2: Convert to fraction form
692,575.08/955,769.67 = 434,462.88/x - Step 3: Cross multiply
692,575.08x = 955,769.67 × 434,462.88 - Step 4: Simplify right side
692,575.08x = 415,246,447,028.99 - Step 5: Solve for x
x = 415,246,447,028.99/692,575.08 - Step 6: Final answer
x = 599,568.86
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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.