Finding the Fourth Proportional to 603,838.08, 833,487.84 and 412,781.76
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Solution
The fourth proportional to 603,838.08, 833,487.84 and 412,781.76 is: 569,769.59
Step by Step Solution
- Step 1: Write the proportion equation
603,838.08 : 833,487.84 = 412,781.76 : x - Step 2: Convert to fraction form
603,838.08/833,487.84 = 412,781.76/x - Step 3: Cross multiply
603,838.08x = 833,487.84 × 412,781.76 - Step 4: Simplify right side
603,838.08x = 344,048,577,533.80 - Step 5: Solve for x
x = 344,048,577,533.80/603,838.08 - Step 6: Final answer
x = 569,769.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.