Finding the Fourth Proportional to 845,199.84, 1,267,799.76 and 512,076
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Solution
The fourth proportional to 845,199.84, 1,267,799.76 and 512,076 is: 768,114
Step by Step Solution
- Step 1: Write the proportion equation
845,199.84 : 1,267,799.76 = 512,076 : x - Step 2: Convert to fraction form
845,199.84/1,267,799.76 = 512,076/x - Step 3: Cross multiply
845,199.84x = 1,267,799.76 × 512,076 - Step 4: Simplify right side
845,199.84x = 649,209,829,901.76 - Step 5: Solve for x
x = 649,209,829,901.76/845,199.84 - Step 6: Final answer
x = 768,114
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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.