Finding the Fourth Proportional to 598,887.80, 898,331.70 and 283,959.80
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Solution
The fourth proportional to 598,887.80, 898,331.70 and 283,959.80 is: 425,939.70
Step by Step Solution
- Step 1: Write the proportion equation
598,887.80 : 898,331.70 = 283,959.80 : x - Step 2: Convert to fraction form
598,887.80/898,331.70 = 283,959.80/x - Step 3: Cross multiply
598,887.80x = 898,331.70 × 283,959.80 - Step 4: Simplify right side
598,887.80x = 255,090,089,865.66 - Step 5: Solve for x
x = 255,090,089,865.66/598,887.80 - Step 6: Final answer
x = 425,939.70
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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.