Finding the Fourth Proportional to 873,746.68, 1,311,129.58 and 368,276.76
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Solution
The fourth proportional to 873,746.68, 1,311,129.58 and 368,276.76 is: 552,629.92
Step by Step Solution
- Step 1: Write the proportion equation
873,746.68 : 1,311,129.58 = 368,276.76 : x - Step 2: Convert to fraction form
873,746.68/1,311,129.58 = 368,276.76/x - Step 3: Cross multiply
873,746.68x = 1,311,129.58 × 368,276.76 - Step 4: Simplify right side
873,746.68x = 482,858,553,662.56 - Step 5: Solve for x
x = 482,858,553,662.56/873,746.68 - Step 6: Final answer
x = 552,629.92
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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.