Finding the Fourth Proportional to 616,412.55, 850,652.46 and 344,484.99
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Solution
The fourth proportional to 616,412.55, 850,652.46 and 344,484.99 is: 475,391.04
Step by Step Solution
- Step 1: Write the proportion equation
616,412.55 : 850,652.46 = 344,484.99 : x - Step 2: Convert to fraction form
616,412.55/850,652.46 = 344,484.99/x - Step 3: Cross multiply
616,412.55x = 850,652.46 × 344,484.99 - Step 4: Simplify right side
616,412.55x = 293,037,002,454.15 - Step 5: Solve for x
x = 293,037,002,454.15/616,412.55 - Step 6: Final answer
x = 475,391.04
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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.