Finding the Fourth Proportional to 700,283.68, 965,043.12 and 508,994.08
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Solution
The fourth proportional to 700,283.68, 965,043.12 and 508,994.08 is: 701,431.79
Step by Step Solution
- Step 1: Write the proportion equation
700,283.68 : 965,043.12 = 508,994.08 : x - Step 2: Convert to fraction form
700,283.68/965,043.12 = 508,994.08/x - Step 3: Cross multiply
700,283.68x = 965,043.12 × 508,994.08 - Step 4: Simplify right side
700,283.68x = 491,201,235,024.73 - Step 5: Solve for x
x = 491,201,235,024.73/700,283.68 - Step 6: Final answer
x = 701,431.79
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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.