Finding the Fourth Proportional to 558,817.05, 838,350.57 and 203,831.07
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Solution
The fourth proportional to 558,817.05, 838,350.57 and 203,831.07 is: 305,792.20
Step by Step Solution
- Step 1: Write the proportion equation
558,817.05 : 838,350.57 = 203,831.07 : x - Step 2: Convert to fraction form
558,817.05/838,350.57 = 203,831.07/x - Step 3: Cross multiply
558,817.05x = 838,350.57 × 203,831.07 - Step 4: Simplify right side
558,817.05x = 170,881,893,718.21 - Step 5: Solve for x
x = 170,881,893,718.21/558,817.05 - Step 6: Final answer
x = 305,792.20
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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.