Finding the Fourth Proportional to 346,069.80, 517,952.70 and 251,029.80
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Solution
The fourth proportional to 346,069.80, 517,952.70 and 251,029.80 is: 375,709.07
Step by Step Solution
- Step 1: Write the proportion equation
346,069.80 : 517,952.70 = 251,029.80 : x - Step 2: Convert to fraction form
346,069.80/517,952.70 = 251,029.80/x - Step 3: Cross multiply
346,069.80x = 517,952.70 × 251,029.80 - Step 4: Simplify right side
346,069.80x = 130,021,562,690.46 - Step 5: Solve for x
x = 130,021,562,690.46/346,069.80 - Step 6: Final answer
x = 375,709.07
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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.