Finding the Fourth Proportional to 893,228.04, 1,232,639.76 and 485,336.13
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Solution
The fourth proportional to 893,228.04, 1,232,639.76 and 485,336.13 is: 669,755.74
Step by Step Solution
- Step 1: Write the proportion equation
893,228.04 : 1,232,639.76 = 485,336.13 : x - Step 2: Convert to fraction form
893,228.04/1,232,639.76 = 485,336.13/x - Step 3: Cross multiply
893,228.04x = 1,232,639.76 × 485,336.13 - Step 4: Simplify right side
893,228.04x = 598,244,610,802.53 - Step 5: Solve for x
x = 598,244,610,802.53/893,228.04 - Step 6: Final answer
x = 669,755.74
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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.