Finding the Fourth Proportional to 562,699.97, 776,599.88 and 320,927.12
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Solution
The fourth proportional to 562,699.97, 776,599.88 and 320,927.12 is: 442,921.59
Step by Step Solution
- Step 1: Write the proportion equation
562,699.97 : 776,599.88 = 320,927.12 : x - Step 2: Convert to fraction form
562,699.97/776,599.88 = 320,927.12/x - Step 3: Cross multiply
562,699.97x = 776,599.88 × 320,927.12 - Step 4: Simplify right side
562,699.97x = 249,231,962,880.75 - Step 5: Solve for x
x = 249,231,962,880.75/562,699.97 - Step 6: Final answer
x = 442,921.59
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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.