Finding the Fourth Proportional to 959,137.58, 1,323,609.99 and 529,417.80
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Solution
The fourth proportional to 959,137.58, 1,323,609.99 and 529,417.80 is: 730,596.64
Step by Step Solution
- Step 1: Write the proportion equation
959,137.58 : 1,323,609.99 = 529,417.80 : x - Step 2: Convert to fraction form
959,137.58/1,323,609.99 = 529,417.80/x - Step 3: Cross multiply
959,137.58x = 1,323,609.99 × 529,417.80 - Step 4: Simplify right side
959,137.58x = 700,742,688,963.82 - Step 5: Solve for x
x = 700,742,688,963.82/959,137.58 - Step 6: Final answer
x = 730,596.64
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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.