Finding the Fourth Proportional to 607,617.18, 910,862.33 and 208,163.03
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Solution
The fourth proportional to 607,617.18, 910,862.33 and 208,163.03 is: 312,051.51
Step by Step Solution
- Step 1: Write the proportion equation
607,617.18 : 910,862.33 = 208,163.03 : x - Step 2: Convert to fraction form
607,617.18/910,862.33 = 208,163.03/x - Step 3: Cross multiply
607,617.18x = 910,862.33 × 208,163.03 - Step 4: Simplify right side
607,617.18x = 189,607,856,930.53 - Step 5: Solve for x
x = 189,607,856,930.53/607,617.18 - Step 6: Final answer
x = 312,051.51
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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.