Finding the Fourth Proportional to 440,287.21, 607,598.74 and 249,337.81
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Solution
The fourth proportional to 440,287.21, 607,598.74 and 249,337.81 is: 344,087.53
Step by Step Solution
- Step 1: Write the proportion equation
440,287.21 : 607,598.74 = 249,337.81 : x - Step 2: Convert to fraction form
440,287.21/607,598.74 = 249,337.81/x - Step 3: Cross multiply
440,287.21x = 607,598.74 × 249,337.81 - Step 4: Simplify right side
440,287.21x = 151,497,339,190.36 - Step 5: Solve for x
x = 151,497,339,190.36/440,287.21 - Step 6: Final answer
x = 344,087.53
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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.