Finding the Fourth Proportional to 970,567.30, 1,455,850.95 and 907,581.70
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Solution
The fourth proportional to 970,567.30, 1,455,850.95 and 907,581.70 is: 1,361,372.55
Step by Step Solution
- Step 1: Write the proportion equation
970,567.30 : 1,455,850.95 = 907,581.70 : x - Step 2: Convert to fraction form
970,567.30/1,455,850.95 = 907,581.70/x - Step 3: Cross multiply
970,567.30x = 1,455,850.95 × 907,581.70 - Step 4: Simplify right side
970,567.30x = 1,321,303,680,147.62 - Step 5: Solve for x
x = 1,321,303,680,147.62/970,567.30 - Step 6: Final answer
x = 1,361,372.55
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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.