Finding the Fourth Proportional to 959,746.30, 1,438,512.17 and 360,325.14
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Solution
The fourth proportional to 959,746.30, 1,438,512.17 and 360,325.14 is: 540,071.99
Step by Step Solution
- Step 1: Write the proportion equation
959,746.30 : 1,438,512.17 = 360,325.14 : x - Step 2: Convert to fraction form
959,746.30/1,438,512.17 = 360,325.14/x - Step 3: Cross multiply
959,746.30x = 1,438,512.17 × 360,325.14 - Step 4: Simplify right side
959,746.30x = 518,332,093,649.05 - Step 5: Solve for x
x = 518,332,093,649.05/959,746.30 - Step 6: Final answer
x = 540,071.99
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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.