Finding the Fourth Proportional to 575,135.74, 862,703.62 and 175,777.66
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Solution
The fourth proportional to 575,135.74, 862,703.62 and 175,777.66 is: 263,666.49
Step by Step Solution
- Step 1: Write the proportion equation
575,135.74 : 862,703.62 = 175,777.66 : x - Step 2: Convert to fraction form
575,135.74/862,703.62 = 175,777.66/x - Step 3: Cross multiply
575,135.74x = 862,703.62 × 175,777.66 - Step 4: Simplify right side
575,135.74x = 151,644,023,597.13 - Step 5: Solve for x
x = 151,644,023,597.13/575,135.74 - Step 6: Final answer
x = 263,666.49
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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.