Finding the Fourth Proportional to 448,872.13, 619,456.50 and 247,681.09
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Solution
The fourth proportional to 448,872.13, 619,456.50 and 247,681.09 is: 341,807.06
Step by Step Solution
- Step 1: Write the proportion equation
448,872.13 : 619,456.50 = 247,681.09 : x - Step 2: Convert to fraction form
448,872.13/619,456.50 = 247,681.09/x - Step 3: Cross multiply
448,872.13x = 619,456.50 × 247,681.09 - Step 4: Simplify right side
448,872.13x = 153,427,661,127.59 - Step 5: Solve for x
x = 153,427,661,127.59/448,872.13 - Step 6: Final answer
x = 341,807.06
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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.