Finding the Fourth Proportional to 750,503.64, 1,125,415.59 and 323,838.12
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Solution
The fourth proportional to 750,503.64, 1,125,415.59 and 323,838.12 is: 485,610.53
Step by Step Solution
- Step 1: Write the proportion equation
750,503.64 : 1,125,415.59 = 323,838.12 : x - Step 2: Convert to fraction form
750,503.64/1,125,415.59 = 323,838.12/x - Step 3: Cross multiply
750,503.64x = 1,125,415.59 × 323,838.12 - Step 4: Simplify right side
750,503.64x = 364,452,468,884.29 - Step 5: Solve for x
x = 364,452,468,884.29/750,503.64 - Step 6: Final answer
x = 485,610.53
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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.