Finding the Fourth Proportional to 535,423.97, 802,877.60 and 310,840.94
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Solution
The fourth proportional to 535,423.97, 802,877.60 and 310,840.94 is: 466,111.42
Step by Step Solution
- Step 1: Write the proportion equation
535,423.97 : 802,877.60 = 310,840.94 : x - Step 2: Convert to fraction form
535,423.97/802,877.60 = 310,840.94/x - Step 3: Cross multiply
535,423.97x = 802,877.60 × 310,840.94 - Step 4: Simplify right side
535,423.97x = 249,567,230,673.24 - Step 5: Solve for x
x = 249,567,230,673.24/535,423.97 - Step 6: Final answer
x = 466,111.42
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1.5x scale
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.