Finding the Fourth Proportional to 816,737.04, 1,126,931.13 and 477,139.68
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Solution
The fourth proportional to 816,737.04, 1,126,931.13 and 477,139.68 is: 658,355.79
Step by Step Solution
- Step 1: Write the proportion equation
816,737.04 : 1,126,931.13 = 477,139.68 : x - Step 2: Convert to fraction form
816,737.04/1,126,931.13 = 477,139.68/x - Step 3: Cross multiply
816,737.04x = 1,126,931.13 × 477,139.68 - Step 4: Simplify right side
816,737.04x = 537,703,558,750.24 - Step 5: Solve for x
x = 537,703,558,750.24/816,737.04 - Step 6: Final answer
x = 658,355.79
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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.