Finding the Fourth Proportional to 970,503.84, 1,455,891.84 and 339,274.08
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Solution
The fourth proportional to 970,503.84, 1,455,891.84 and 339,274.08 is: 508,958.69
Step by Step Solution
- Step 1: Write the proportion equation
970,503.84 : 1,455,891.84 = 339,274.08 : x - Step 2: Convert to fraction form
970,503.84/1,455,891.84 = 339,274.08/x - Step 3: Cross multiply
970,503.84x = 1,455,891.84 × 339,274.08 - Step 4: Simplify right side
970,503.84x = 493,946,364,595.51 - Step 5: Solve for x
x = 493,946,364,595.51/970,503.84 - Step 6: Final answer
x = 508,958.69
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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.