Finding the Fourth Proportional to 724,246.36, 999,005.26 and 466,457.38
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Solution
The fourth proportional to 724,246.36, 999,005.26 and 466,457.38 is: 643,418.32
Step by Step Solution
- Step 1: Write the proportion equation
724,246.36 : 999,005.26 = 466,457.38 : x - Step 2: Convert to fraction form
724,246.36/999,005.26 = 466,457.38/x - Step 3: Cross multiply
724,246.36x = 999,005.26 × 466,457.38 - Step 4: Simplify right side
724,246.36x = 465,993,376,185.82 - Step 5: Solve for x
x = 465,993,376,185.82/724,246.36 - Step 6: Final answer
x = 643,418.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.