Finding the Fourth Proportional to 900,368.49, 1,349,306.13 and 450,517.17
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Solution
The fourth proportional to 900,368.49, 1,349,306.13 and 450,517.17 is: 675,151.99
Step by Step Solution
- Step 1: Write the proportion equation
900,368.49 : 1,349,306.13 = 450,517.17 : x - Step 2: Convert to fraction form
900,368.49/1,349,306.13 = 450,517.17/x - Step 3: Cross multiply
900,368.49x = 1,349,306.13 × 450,517.17 - Step 4: Simplify right side
900,368.49x = 607,885,579,151.25 - Step 5: Solve for x
x = 607,885,579,151.25/900,368.49 - Step 6: Final answer
x = 675,151.99
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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.