Finding the Fourth Proportional to 450,803.98, 622,117.14 and 246,851.65
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Solution
The fourth proportional to 450,803.98, 622,117.14 and 246,851.65 is: 340,659.46
Step by Step Solution
- Step 1: Write the proportion equation
450,803.98 : 622,117.14 = 246,851.65 : x - Step 2: Convert to fraction form
450,803.98/622,117.14 = 246,851.65/x - Step 3: Cross multiply
450,803.98x = 622,117.14 × 246,851.65 - Step 4: Simplify right side
450,803.98x = 153,570,642,502.28 - Step 5: Solve for x
x = 153,570,642,502.28/450,803.98 - Step 6: Final answer
x = 340,659.46
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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.