Finding the Fourth Proportional to 433,403.95, 598,098.99 and 242,405.14
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Solution
The fourth proportional to 433,403.95, 598,098.99 and 242,405.14 is: 334,519.95
Step by Step Solution
- Step 1: Write the proportion equation
433,403.95 : 598,098.99 = 242,405.14 : x - Step 2: Convert to fraction form
433,403.95/598,098.99 = 242,405.14/x - Step 3: Cross multiply
433,403.95x = 598,098.99 × 242,405.14 - Step 4: Simplify right side
433,403.95x = 144,982,269,404.81 - Step 5: Solve for x
x = 144,982,269,404.81/433,403.95 - Step 6: Final answer
x = 334,519.95
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1.5x scale
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.