Finding the Fourth Proportional to 788,662.58, 1,088,460.18 and 444,565.46
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Solution
The fourth proportional to 788,662.58, 1,088,460.18 and 444,565.46 is: 613,559.99
Step by Step Solution
- Step 1: Write the proportion equation
788,662.58 : 1,088,460.18 = 444,565.46 : x - Step 2: Convert to fraction form
788,662.58/1,088,460.18 = 444,565.46/x - Step 3: Cross multiply
788,662.58x = 1,088,460.18 × 444,565.46 - Step 4: Simplify right side
788,662.58x = 483,891,803,334.53 - Step 5: Solve for x
x = 483,891,803,334.53/788,662.58 - Step 6: Final answer
x = 613,559.99
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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.