Finding the Fourth Proportional to 751,440.69, 1,037,030.58 and 445,698.09
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Solution
The fourth proportional to 751,440.69, 1,037,030.58 and 445,698.09 is: 615,088.53
Step by Step Solution
- Step 1: Write the proportion equation
751,440.69 : 1,037,030.58 = 445,698.09 : x - Step 2: Convert to fraction form
751,440.69/1,037,030.58 = 445,698.09/x - Step 3: Cross multiply
751,440.69x = 1,037,030.58 × 445,698.09 - Step 4: Simplify right side
751,440.69x = 462,202,548,777.59 - Step 5: Solve for x
x = 462,202,548,777.59/751,440.69 - Step 6: Final answer
x = 615,088.53
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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.