Finding the Fourth Proportional to 527,210.15, 790,651.68 and 190,206.99
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Solution
The fourth proportional to 527,210.15, 790,651.68 and 190,206.99 is: 285,251.48
Step by Step Solution
- Step 1: Write the proportion equation
527,210.15 : 790,651.68 = 190,206.99 : x - Step 2: Convert to fraction form
527,210.15/790,651.68 = 190,206.99/x - Step 3: Cross multiply
527,210.15x = 790,651.68 × 190,206.99 - Step 4: Simplify right side
527,210.15x = 150,387,476,191.24 - Step 5: Solve for x
x = 150,387,476,191.24/527,210.15 - Step 6: Final answer
x = 285,251.48
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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.