Finding the Fourth Proportional to 502,865.08, 693,946.12 and 273,420.53
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Solution
The fourth proportional to 502,865.08, 693,946.12 and 273,420.53 is: 377,316.15
Step by Step Solution
- Step 1: Write the proportion equation
502,865.08 : 693,946.12 = 273,420.53 : x - Step 2: Convert to fraction form
502,865.08/693,946.12 = 273,420.53/x - Step 3: Cross multiply
502,865.08x = 693,946.12 × 273,420.53 - Step 4: Simplify right side
502,865.08x = 189,739,115,921.84 - Step 5: Solve for x
x = 189,739,115,921.84/502,865.08 - Step 6: Final answer
x = 377,316.15
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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.