Finding the Fourth Proportional to 498,975.96, 688,587.07 and 269,533.23
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Solution
The fourth proportional to 498,975.96, 688,587.07 and 269,533.23 is: 371,955.99
Step by Step Solution
- Step 1: Write the proportion equation
498,975.96 : 688,587.07 = 269,533.23 : x - Step 2: Convert to fraction form
498,975.96/688,587.07 = 269,533.23/x - Step 3: Cross multiply
498,975.96x = 688,587.07 × 269,533.23 - Step 4: Simplify right side
498,975.96x = 185,597,097,113.34 - Step 5: Solve for x
x = 185,597,097,113.34/498,975.96 - Step 6: Final answer
x = 371,955.99
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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.