Finding the Fourth Proportional to 772,203.84, 1,157,025.60 and 546,445.68
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Solution
The fourth proportional to 772,203.84, 1,157,025.60 and 546,445.68 is: 818,762.62
Step by Step Solution
- Step 1: Write the proportion equation
772,203.84 : 1,157,025.60 = 546,445.68 : x - Step 2: Convert to fraction form
772,203.84/1,157,025.60 = 546,445.68/x - Step 3: Cross multiply
772,203.84x = 1,157,025.60 × 546,445.68 - Step 4: Simplify right side
772,203.84x = 632,251,640,769.41 - Step 5: Solve for x
x = 632,251,640,769.41/772,203.84 - Step 6: Final answer
x = 818,762.62
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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.