Finding the Fourth Proportional to 598,710.99, 898,210.01 and 199,355.38
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Solution
The fourth proportional to 598,710.99, 898,210.01 and 199,355.38 is: 299,080.86
Step by Step Solution
- Step 1: Write the proportion equation
598,710.99 : 898,210.01 = 199,355.38 : x - Step 2: Convert to fraction form
598,710.99/898,210.01 = 199,355.38/x - Step 3: Cross multiply
598,710.99x = 898,210.01 × 199,355.38 - Step 4: Simplify right side
598,710.99x = 179,062,996,116.22 - Step 5: Solve for x
x = 179,062,996,116.22/598,710.99 - Step 6: Final answer
x = 299,080.86
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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.