Finding the Fourth Proportional to 472,914.99, 709,352.62 and 220,108.52
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Solution
The fourth proportional to 472,914.99, 709,352.62 and 220,108.52 is: 330,153.54
Step by Step Solution
- Step 1: Write the proportion equation
472,914.99 : 709,352.62 = 220,108.52 : x - Step 2: Convert to fraction form
472,914.99/709,352.62 = 220,108.52/x - Step 3: Cross multiply
472,914.99x = 709,352.62 × 220,108.52 - Step 4: Simplify right side
472,914.99x = 156,134,556,569.43 - Step 5: Solve for x
x = 156,134,556,569.43/472,914.99 - Step 6: Final answer
x = 330,153.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.