Finding the Fourth Proportional to 855,823.19, 1,181,072.88 and 473,849.95
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Solution
The fourth proportional to 855,823.19, 1,181,072.88 and 473,849.95 is: 653,933.35
Step by Step Solution
- Step 1: Write the proportion equation
855,823.19 : 1,181,072.88 = 473,849.95 : x - Step 2: Convert to fraction form
855,823.19/1,181,072.88 = 473,849.95/x - Step 3: Cross multiply
855,823.19x = 1,181,072.88 × 473,849.95 - Step 4: Simplify right side
855,823.19x = 559,651,325,134.36 - Step 5: Solve for x
x = 559,651,325,134.36/855,823.19 - Step 6: Final answer
x = 653,933.35
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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.