Finding the Fourth Proportional to 549,291.70, 823,937.41 and 149,943.07
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Solution
The fourth proportional to 549,291.70, 823,937.41 and 149,943.07 is: 224,914.57
Step by Step Solution
- Step 1: Write the proportion equation
549,291.70 : 823,937.41 = 149,943.07 : x - Step 2: Convert to fraction form
549,291.70/823,937.41 = 149,943.07/x - Step 3: Cross multiply
549,291.70x = 823,937.41 × 149,943.07 - Step 4: Simplify right side
549,291.70x = 123,543,704,743.25 - Step 5: Solve for x
x = 123,543,704,743.25/549,291.70 - Step 6: Final answer
x = 224,914.57
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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.