Finding the Fourth Proportional to 998,831.84, 1,378,387.94 and 546,122.84
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Solution
The fourth proportional to 998,831.84, 1,378,387.94 and 546,122.84 is: 753,649.51
Step by Step Solution
- Step 1: Write the proportion equation
998,831.84 : 1,378,387.94 = 546,122.84 : x - Step 2: Convert to fraction form
998,831.84/1,378,387.94 = 546,122.84/x - Step 3: Cross multiply
998,831.84x = 1,378,387.94 × 546,122.84 - Step 4: Simplify right side
998,831.84x = 752,769,126,792.00 - Step 5: Solve for x
x = 752,769,126,792.00/998,831.84 - Step 6: Final answer
x = 753,649.51
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.