Finding the Fourth Proportional to 970,505.84, 1,455,894.84 and 339,276.08
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Solution
The fourth proportional to 970,505.84, 1,455,894.84 and 339,276.08 is: 508,961.69
Step by Step Solution
- Step 1: Write the proportion equation
970,505.84 : 1,455,894.84 = 339,276.08 : x - Step 2: Convert to fraction form
970,505.84/1,455,894.84 = 339,276.08/x - Step 3: Cross multiply
970,505.84x = 1,455,894.84 × 339,276.08 - Step 4: Simplify right side
970,505.84x = 493,950,294,207.43 - Step 5: Solve for x
x = 493,950,294,207.43/970,505.84 - Step 6: Final answer
x = 508,961.69
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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.