Finding the Fourth Proportional to 783,862.92, 1,081,730.01 and 444,331.17
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Solution
The fourth proportional to 783,862.92, 1,081,730.01 and 444,331.17 is: 613,176.55
Step by Step Solution
- Step 1: Write the proportion equation
783,862.92 : 1,081,730.01 = 444,331.17 : x - Step 2: Convert to fraction form
783,862.92/1,081,730.01 = 444,331.17/x - Step 3: Cross multiply
783,862.92x = 1,081,730.01 × 444,331.17 - Step 4: Simplify right side
783,862.92x = 480,646,360,967.41 - Step 5: Solve for x
x = 480,646,360,967.41/783,862.92 - Step 6: Final answer
x = 613,176.55
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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.