Finding the Fourth Proportional to 560,031.70, 840,047.55 and 204,927.70
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Solution
The fourth proportional to 560,031.70, 840,047.55 and 204,927.70 is: 307,391.55
Step by Step Solution
- Step 1: Write the proportion equation
560,031.70 : 840,047.55 = 204,927.70 : x - Step 2: Convert to fraction form
560,031.70/840,047.55 = 204,927.70/x - Step 3: Cross multiply
560,031.70x = 840,047.55 × 204,927.70 - Step 4: Simplify right side
560,031.70x = 172,149,012,312.14 - Step 5: Solve for x
x = 172,149,012,312.14/560,031.70 - Step 6: Final answer
x = 307,391.55
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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.