Finding the Fourth Proportional to 454,237.94, 626,840.09 and 250,307.68
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Solution
The fourth proportional to 454,237.94, 626,840.09 and 250,307.68 is: 345,420.04
Step by Step Solution
- Step 1: Write the proportion equation
454,237.94 : 626,840.09 = 250,307.68 : x - Step 2: Convert to fraction form
454,237.94/626,840.09 = 250,307.68/x - Step 3: Cross multiply
454,237.94x = 626,840.09 × 250,307.68 - Step 4: Simplify right side
454,237.94x = 156,902,885,840.25 - Step 5: Solve for x
x = 156,902,885,840.25/454,237.94 - Step 6: Final answer
x = 345,420.04
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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.