Finding the Fourth Proportional to 303,259.20, 418,518.36 and 175,934.76
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Solution
The fourth proportional to 303,259.20, 418,518.36 and 175,934.76 is: 242,801.96
Step by Step Solution
- Step 1: Write the proportion equation
303,259.20 : 418,518.36 = 175,934.76 : x - Step 2: Convert to fraction form
303,259.20/418,518.36 = 175,934.76/x - Step 3: Cross multiply
303,259.20x = 418,518.36 × 175,934.76 - Step 4: Simplify right side
303,259.20x = 73,631,927,222.19 - Step 5: Solve for x
x = 73,631,927,222.19/303,259.20 - Step 6: Final answer
x = 242,801.96
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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.