Finding the Fourth Proportional to 961,043.59, 1,326,267.84 and 531,351.46
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Solution
The fourth proportional to 961,043.59, 1,326,267.84 and 531,351.46 is: 733,280.32
Step by Step Solution
- Step 1: Write the proportion equation
961,043.59 : 1,326,267.84 = 531,351.46 : x - Step 2: Convert to fraction form
961,043.59/1,326,267.84 = 531,351.46/x - Step 3: Cross multiply
961,043.59x = 1,326,267.84 × 531,351.46 - Step 4: Simplify right side
961,043.59x = 704,714,353,135.05 - Step 5: Solve for x
x = 704,714,353,135.05/961,043.59 - Step 6: Final answer
x = 733,280.32
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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.