Finding the Fourth Proportional to 960,828.88, 1,325,944.14 and 525,248.12
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Solution
The fourth proportional to 960,828.88, 1,325,944.14 and 525,248.12 is: 724,842.56
Step by Step Solution
- Step 1: Write the proportion equation
960,828.88 : 1,325,944.14 = 525,248.12 : x - Step 2: Convert to fraction form
960,828.88/1,325,944.14 = 525,248.12/x - Step 3: Cross multiply
960,828.88x = 1,325,944.14 × 525,248.12 - Step 4: Simplify right side
960,828.88x = 696,449,666,760.02 - Step 5: Solve for x
x = 696,449,666,760.02/960,828.88 - Step 6: Final answer
x = 724,842.56
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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.