Finding the Fourth Proportional to 416,545.18, 624,688.62 and 150,271.09
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Solution
The fourth proportional to 416,545.18, 624,688.62 and 150,271.09 is: 225,360.04
Step by Step Solution
- Step 1: Write the proportion equation
416,545.18 : 624,688.62 = 150,271.09 : x - Step 2: Convert to fraction form
416,545.18/624,688.62 = 150,271.09/x - Step 3: Cross multiply
416,545.18x = 624,688.62 × 150,271.09 - Step 4: Simplify right side
416,545.18x = 93,872,639,838.00 - Step 5: Solve for x
x = 93,872,639,838.00/416,545.18 - Step 6: Final answer
x = 225,360.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.