Finding the Fourth Proportional to 1,255,305.91, 1,883,136.20 and 402,178.00
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Solution
The fourth proportional to 1,255,305.91, 1,883,136.20 and 402,178.00 is: 603,323.81
Step by Step Solution
- Step 1: Write the proportion equation
1,255,305.91 : 1,883,136.20 = 402,178.00 : x - Step 2: Convert to fraction form
1,255,305.91/1,883,136.20 = 402,178.00/x - Step 3: Cross multiply
1,255,305.91x = 1,883,136.20 × 402,178.00 - Step 4: Simplify right side
1,255,305.91x = 757,355,941,227.92 - Step 5: Solve for x
x = 757,355,941,227.92/1,255,305.91 - Step 6: Final answer
x = 603,323.81
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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.