Finding the Fourth Proportional to 888,535.99, 1,224,904.31 and 633,444.31
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Solution
The fourth proportional to 888,535.99, 1,224,904.31 and 633,444.31 is: 873,243.93
Step by Step Solution
- Step 1: Write the proportion equation
888,535.99 : 1,224,904.31 = 633,444.31 : x - Step 2: Convert to fraction form
888,535.99/1,224,904.31 = 633,444.31/x - Step 3: Cross multiply
888,535.99x = 1,224,904.31 × 633,444.31 - Step 4: Simplify right side
888,535.99x = 775,908,662,296.76 - Step 5: Solve for x
x = 775,908,662,296.76/888,535.99 - Step 6: Final answer
x = 873,243.93
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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.