Finding the Fourth Proportional to 670,133.88, 924,790.90 and 364,211.08
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Solution
The fourth proportional to 670,133.88, 924,790.90 and 364,211.08 is: 502,614.63
Step by Step Solution
- Step 1: Write the proportion equation
670,133.88 : 924,790.90 = 364,211.08 : x - Step 2: Convert to fraction form
670,133.88/924,790.90 = 364,211.08/x - Step 3: Cross multiply
670,133.88x = 924,790.90 × 364,211.08 - Step 4: Simplify right side
670,133.88x = 336,819,092,463.17 - Step 5: Solve for x
x = 336,819,092,463.17/670,133.88 - Step 6: Final answer
x = 502,614.63
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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.