Finding the Fourth Proportional to 966,056.78, 1,456,029.08 and 832,730.09
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Solution
The fourth proportional to 966,056.78, 1,456,029.08 and 832,730.09 is: 1,255,080.70
Step by Step Solution
- Step 1: Write the proportion equation
966,056.78 : 1,456,029.08 = 832,730.09 : x - Step 2: Convert to fraction form
966,056.78/1,456,029.08 = 832,730.09/x - Step 3: Cross multiply
966,056.78x = 1,456,029.08 × 832,730.09 - Step 4: Simplify right side
966,056.78x = 1,212,479,215,387.22 - Step 5: Solve for x
x = 1,212,479,215,387.22/966,056.78 - Step 6: Final answer
x = 1,255,080.70
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.