Finding the Fourth Proportional to 748,545.62, 1,122,827.33 and 208,769.05
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Solution
The fourth proportional to 748,545.62, 1,122,827.33 and 208,769.05 is: 313,156.06
Step by Step Solution
- Step 1: Write the proportion equation
748,545.62 : 1,122,827.33 = 208,769.05 : x - Step 2: Convert to fraction form
748,545.62/1,122,827.33 = 208,769.05/x - Step 3: Cross multiply
748,545.62x = 1,122,827.33 × 208,769.05 - Step 4: Simplify right side
748,545.62x = 234,411,596,923.59 - Step 5: Solve for x
x = 234,411,596,923.59/748,545.62 - Step 6: Final answer
x = 313,156.06
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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.