Finding the Fourth Proportional to 888,265.36, 1,225,775.64 and 506,415.12
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Solution
The fourth proportional to 888,265.36, 1,225,775.64 and 506,415.12 is: 698,835.44
Step by Step Solution
- Step 1: Write the proportion equation
888,265.36 : 1,225,775.64 = 506,415.12 : x - Step 2: Convert to fraction form
888,265.36/1,225,775.64 = 506,415.12/x - Step 3: Cross multiply
888,265.36x = 1,225,775.64 × 506,415.12 - Step 4: Simplify right side
888,265.36x = 620,751,317,823.68 - Step 5: Solve for x
x = 620,751,317,823.68/888,265.36 - Step 6: Final answer
x = 698,835.44
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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.