Finding the Fourth Proportional to 893,120.84, 1,232,201.94 and 553,465.16
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Solution
The fourth proportional to 893,120.84, 1,232,201.94 and 553,465.16 is: 763,593.02
Step by Step Solution
- Step 1: Write the proportion equation
893,120.84 : 1,232,201.94 = 553,465.16 : x - Step 2: Convert to fraction form
893,120.84/1,232,201.94 = 553,465.16/x - Step 3: Cross multiply
893,120.84x = 1,232,201.94 × 553,465.16 - Step 4: Simplify right side
893,120.84x = 681,980,843,874.41 - Step 5: Solve for x
x = 681,980,843,874.41/893,120.84 - Step 6: Final answer
x = 763,593.02
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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.