Finding the Fourth Proportional to 925,064.18, 1,276,801.86 and 602,211.94
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Solution
The fourth proportional to 925,064.18, 1,276,801.86 and 602,211.94 is: 831,191.33
Step by Step Solution
- Step 1: Write the proportion equation
925,064.18 : 1,276,801.86 = 602,211.94 : x - Step 2: Convert to fraction form
925,064.18/1,276,801.86 = 602,211.94/x - Step 3: Cross multiply
925,064.18x = 1,276,801.86 × 602,211.94 - Step 4: Simplify right side
925,064.18x = 768,905,325,106.21 - Step 5: Solve for x
x = 768,905,325,106.21/925,064.18 - Step 6: Final answer
x = 831,191.33
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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.