Finding the Fourth Proportional to 499,338.71, 749,196.62 and 299,798.19
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Solution
The fourth proportional to 499,338.71, 749,196.62 and 299,798.19 is: 449,810.49
Step by Step Solution
- Step 1: Write the proportion equation
499,338.71 : 749,196.62 = 299,798.19 : x - Step 2: Convert to fraction form
499,338.71/749,196.62 = 299,798.19/x - Step 3: Cross multiply
499,338.71x = 749,196.62 × 299,798.19 - Step 4: Simplify right side
499,338.71x = 224,607,789,131.13 - Step 5: Solve for x
x = 224,607,789,131.13/499,338.71 - Step 6: Final answer
x = 449,810.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.