Finding the Fourth Proportional to 602,142.08, 903,213.12 and 202,749.41
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Solution
The fourth proportional to 602,142.08, 903,213.12 and 202,749.41 is: 304,124.12
Step by Step Solution
- Step 1: Write the proportion equation
602,142.08 : 903,213.12 = 202,749.41 : x - Step 2: Convert to fraction form
602,142.08/903,213.12 = 202,749.41/x - Step 3: Cross multiply
602,142.08x = 903,213.12 × 202,749.41 - Step 4: Simplify right side
602,142.08x = 183,125,927,184.26 - Step 5: Solve for x
x = 183,125,927,184.26/602,142.08 - Step 6: Final answer
x = 304,124.12
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Similar ratio
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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.