Finding the Fourth Proportional to 475,573.98, 713,153.61 and 179,878.62
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Solution
The fourth proportional to 475,573.98, 713,153.61 and 179,878.62 is: 269,739.50
Step by Step Solution
- Step 1: Write the proportion equation
475,573.98 : 713,153.61 = 179,878.62 : x - Step 2: Convert to fraction form
475,573.98/713,153.61 = 179,878.62/x - Step 3: Cross multiply
475,573.98x = 713,153.61 × 179,878.62 - Step 4: Simplify right side
475,573.98x = 128,281,087,214.82 - Step 5: Solve for x
x = 128,281,087,214.82/475,573.98 - Step 6: Final answer
x = 269,739.50
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1.5x scale
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.