Finding the Fourth Proportional to 375,188.36, 517,732.98 and 205,395.08
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Solution
The fourth proportional to 375,188.36, 517,732.98 and 205,395.08 is: 283,430.45
Step by Step Solution
- Step 1: Write the proportion equation
375,188.36 : 517,732.98 = 205,395.08 : x - Step 2: Convert to fraction form
375,188.36/517,732.98 = 205,395.08/x - Step 3: Cross multiply
375,188.36x = 517,732.98 × 205,395.08 - Step 4: Simplify right side
375,188.36x = 106,339,806,845.74 - Step 5: Solve for x
x = 106,339,806,845.74/375,188.36 - Step 6: Final answer
x = 283,430.45
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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.