Finding the Fourth Proportional to 550,352.60, 759,163.98 and 346,079.48
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Solution
The fourth proportional to 550,352.60, 759,163.98 and 346,079.48 is: 477,386.82
Step by Step Solution
- Step 1: Write the proportion equation
550,352.60 : 759,163.98 = 346,079.48 : x - Step 2: Convert to fraction form
550,352.60/759,163.98 = 346,079.48/x - Step 3: Cross multiply
550,352.60x = 759,163.98 × 346,079.48 - Step 4: Simplify right side
550,352.60x = 262,731,075,433.13 - Step 5: Solve for x
x = 262,731,075,433.13/550,352.60 - Step 6: Final answer
x = 477,386.82
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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.