Finding the Fourth Proportional to 605,305.48, 835,259.74 and 372,695.48
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Solution
The fourth proportional to 605,305.48, 835,259.74 and 372,695.48 is: 514,281.69
Step by Step Solution
- Step 1: Write the proportion equation
605,305.48 : 835,259.74 = 372,695.48 : x - Step 2: Convert to fraction form
605,305.48/835,259.74 = 372,695.48/x - Step 3: Cross multiply
605,305.48x = 835,259.74 × 372,695.48 - Step 4: Simplify right side
605,305.48x = 311,297,525,547.68 - Step 5: Solve for x
x = 311,297,525,547.68/605,305.48 - Step 6: Final answer
x = 514,281.69
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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.