Finding the Fourth Proportional to 375,303.36, 517,891.68 and 205,510.08
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Solution
The fourth proportional to 375,303.36, 517,891.68 and 205,510.08 is: 283,589.15
Step by Step Solution
- Step 1: Write the proportion equation
375,303.36 : 517,891.68 = 205,510.08 : x - Step 2: Convert to fraction form
375,303.36/517,891.68 = 205,510.08/x - Step 3: Cross multiply
375,303.36x = 517,891.68 × 205,510.08 - Step 4: Simplify right side
375,303.36x = 106,431,960,588.13 - Step 5: Solve for x
x = 106,431,960,588.13/375,303.36 - Step 6: Final answer
x = 283,589.15
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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.