Finding the Fourth Proportional to 519,982.75, 779,973.77 and 195,831.99
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Solution
The fourth proportional to 519,982.75, 779,973.77 and 195,831.99 is: 293,747.85
Step by Step Solution
- Step 1: Write the proportion equation
519,982.75 : 779,973.77 = 195,831.99 : x - Step 2: Convert to fraction form
519,982.75/779,973.77 = 195,831.99/x - Step 3: Cross multiply
519,982.75x = 779,973.77 × 195,831.99 - Step 4: Simplify right side
519,982.75x = 152,743,814,547.74 - Step 5: Solve for x
x = 152,743,814,547.74/519,982.75 - Step 6: Final answer
x = 293,747.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.